March 2023 calendar
March 2023
PastApril 2023
RamadanThe month of fasting from dawn to sunset. 9/1/1444 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Umm al-Qura calendar, computedDetails →Great Lent (Coptic and Ethiopian, Abiy Tsom)The 55-day fast of the Coptic and Ethiopian churches, ending at Easter.Ethiopian Orthodox Tewahedo Church, computedDetails →Great Lent (Orthodox)The forty days of the Orthodox fast, from Clean Monday to the Friday before Lazarus Saturday; Holy Week follows.Orthodox Church in America, computedDetails →LentForty days of prayer, fasting and almsgiving, from Ash Wednesday to the evening of Holy Thursday. Most Western churches keep the same season.USCCB liturgical year, computedDetails →2023 Women's Final FourAmerican Airlines Center, DallasWomen's national semifinals and championship.WikipediaDetails →
PastMarch 2023
Al Gore, born 1948 (75 years)American soldier and politician, 45th Vice President of the United States and Nobel Prize laureate.WikipediaDetails →Women’s History MonthWomen’s History Month, observed across the US.Library of Congress and partners, computedDetails →MLB Opening Day 2023All 30 teams open the regular season.WikipediaDetails →Ram NavamiThe birth of Rama. Chaitra, Shukla 9. Regional dates can differ by a day.Wikipedia, computedDetails →Minnesota Twins 2023 Opening DayKauffman Stadium, Kansas CityThe Twins' first game of the season.WikipediaDetails →International Day of Zero WasteA United Nations international day.United NationsDetails →
Braze earnings (Q4 FY2023)Braze (BRZE)Braze reported Q4 FY2023 results after the market closed.EarningsDetails →Cloud Builders: Java Conf 2023Online · IndependentA tech conference, held online.IndependentDetails →Conf42 Cloud Native 2023Online · IndependentA tech conference, held online.IndependentDetails →MLconf 2023New York, NY · IndependentA tech conference in New York, NY.IndependentDetails →Tech Unite Africa 2023Lagos, Nigeria · IndependentA two-day tech conference in Lagos, Nigeria.IndependentDetails →Data Council 2023Austin, TX · IndependentA three-day tech conference in Austin, TX.IndependentDetails →Chaitra NavratriThe spring Navratri, nine nights of the goddess ending at Ram Navami. Chaitra, Shukla 1. Regional dates can differ by a day.Wikipedia, computedDetails →200th anniversary: Joaquín de Oreamuno led a coup d'état that overthrew Rafael Francisco Osejo,...In 1823, Joaquín de Oreamuno led a coup d'état that overthrew Rafael Francisco Osejo, attempting to restore allegiance to the Mexican Empire.WikipediaDetails →John Major, born 1943 (80 years)English banker and politician, Prime Minister of the United Kingdom.WikipediaDetails →QCon London International Software Development Conference 2023London, United Kingdom · IndependentA three-day tech conference in London, United Kingdom.IndependentDetails →First quarter moonThe Moon is half lit (waxing).NASA, computedDetails →
Micron earnings (Q2 FY2023)Micron (MU)Micron reported Q2 FY2023 results after the market closed.EarningsDetails →
Progress Software earnings (Q1 FY2023)Progress Software (PRGS)Progress Software reported Q1 FY2023 results after the market closed.EarningsDetails →Azure Cosmos Conf 2023Online · MicrosoftA tech conference, held online.MicrosoftDetails →25th anniversary: The Food and Drug Administration approved the drug sildenafil (chemical...In 1998, The Food and Drug Administration approved the drug sildenafil (chemical structure pictured), better known by the trade name Viagra, as the first...WikipediaDetails →Quentin Tarantino, born 1963 (60 years)American director, producer, screenwriter and actor.WikipediaDetails →Independence and National Day (Bangladesh)BangladeshA public holiday in Bangladesh.Nager.DateDetails →Khordad Sal (Fasli)The birthday of Zarathustra, Farvardin 6, in the Fasli calendar used in Iran and by many Zoroastrians abroad.Wikipedia, computedDetails →150th anniversary: A Dutch military expedition was launched to bombard Banda Aceh, the capital of...In 1873, A Dutch military expedition was launched to bombard Banda Aceh, the capital of the Aceh Sultanate in present-day Indonesia, beginning the Aceh War.WikipediaDetails →Larry Page, born 1973 (50 years)American computer scientist and businessman, co-founder of Google.WikipediaDetails →Summer time starts (EU and UK)Clocks in the EU and UK go forward one hour at 01:00 UTC.EUR-Lex, computedDetails →Annunciation (Greece)GreeceA public holiday in Greece.Nager.DateDetails →Independence Day (Greece)GreeceA public holiday in Greece.Nager.DateDetails →AnnunciationThe angel Gabriel’s announcement to Mary (Lady Day).USCCB liturgical year, computedDetails →Annunciation of the Theotokos (Revised Julian calendar)One of the Twelve Great Feasts; kept even in Holy Week.Orthodox Church in America, computedDetails →75th anniversary: Meteorologists at Tinker Air Force Base in Oklahoma City, United States, issued...In 1948, Meteorologists at Tinker Air Force Base in Oklahoma City, United States, issued the world's first tornado forecast after noticing conditions similar...WikipediaDetails →International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave TradeA United Nations international day.United NationsDetails →International Day of Solidarity with Detained and Missing Staff MembersA United Nations international day.United NationsDetails →Day of Remembrance for Truth and Justice (Argentina)ArgentinaA public holiday in Argentina, known locally as Día Nacional de la Memoria por la Verdad y la Justicia.Nager.DateDetails →125th anniversary: The Winton Motor Carriage Company (ad pictured), one of the first American car...In 1898, The Winton Motor Carriage Company (ad pictured), one of the first American car companies, sold its first unit.WikipediaDetails →International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of VictimsA United Nations international day.United NationsDetails →World Tuberculosis DayA United Nations international day.United NationsDetails →Open Source Day 2023Florence, Italy · IndependentA tech conference in Florence, Italy.IndependentDetails →Wasm I/O 2023Barcelona, Spain · IndependentA two-day tech conference in Barcelona, Spain.IndependentDetails →Voxxed Days Bucharest 2023Bucharest, Romania · IndependentA three-day tech conference in Bucharest, Romania.IndependentDetails →Visual Studio Live! Las Vegas 2023Las Vegas, NV · IndependentA six-day tech conference in Las Vegas, NV.IndependentDetails →Spring HiganThe week of the equinox, when Japanese Buddhists visit and tidy family graves.Wikipedia, computedDetails →175th anniversary: The Italian tricolour is adopted for the flag of the Kingdom of Sardinia by...In 1848, The Italian tricolour is adopted for the flag of the Kingdom of Sardinia by Charles Albert of Sardinia during the First Italian War of Independence.WikipediaDetails →World Meteorological DayA United Nations international day.United NationsDetails →Apprise Conf 2023Oslo, Norway · IndependentA tech conference in Oslo, Norway.IndependentDetails →OpenAI retires code-cushman-001OpenAIOpenAI API ends support for this model; the replacement is gpt-4o.OpenAIDetails →OpenAI retires code-cushman-002OpenAIOpenAI API ends support for this model; the replacement is gpt-4o.OpenAIDetails →OpenAI retires code-davinci-001OpenAIOpenAI API ends support for this model; the replacement is gpt-4o.OpenAIDetails →OpenAI retires code-davinci-002OpenAIOpenAI API ends support for this model; the replacement is gpt-4o.OpenAIDetails →The DEVOPS Conference 2023Online · IndependentA two-day tech conference, held online.IndependentDetails →Cloudfest 2023Rust, Germany · IndependentA three-day tech conference in Rust, Germany.IndependentDetails →Java Land 2023Brühl, Germany · IndependentA three-day tech conference in Brühl, Germany.IndependentDetails →SREcon Americas 2023Santa Clara, SF Bay Area, CA · IndependentA three-day tech conference in Santa Clara, SF Bay Area, CA.IndependentDetails →NVIDIA GTC: AI Developer Conference 2023Online · NVIDIAA four-day tech conference, held online.NVIDIADetails →Ugadi and Gudi PadwaThe Hindu lunar new year: Ugadi in Karnataka, Andhra Pradesh and Telangana, Gudi Padwa in Maharashtra, Cheti Chand for Sindhis. Chaitra, Shukla 1. Regional...Wikipedia, computedDetails →World Water DayA United Nations international day.United NationsDetails →Emancipation Day (Puerto Rico)Puerto RicoA public holiday in Puerto Rico, known locally as Día de la Abolición de Esclavitud.Nager.DateDetails →FOMC meetingFederal Reserve, WashingtonThe Federal Open Market Committee sets US interest rates; the statement comes at 2:00 pm ET on the last day, with the Summary of Economic Projections.Federal ReserveDetails →Naw-Ruz (Baha’i New Year)The Baha’i New Year, at the March equinox. Begins at sunset the evening before.Baha’i World Centre, computedDetails →Nowruz (Persian New Year)The Iranian and Zoroastrian new year at the March equinox, celebrated across Iran, Central Asia, the Caucasus and the diaspora.Wikipedia, computedDetails →New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.NASA, computedDetails →Human Rights Day (South Africa)South AfricaA public holiday in South Africa.Nager.DateDetails →Vernal Equinox Day (Japan)JapanA public holiday in Japan.Nager.DateDetails →International Day for the Elimination of Racial DiscriminationA United Nations international day.United NationsDetails →International Day of ForestsA United Nations international day.United NationsDetails →International Day of NowruzA United Nations international day.United NationsDetails →World Day for GlaciersA United Nations international day.United NationsDetails →World Down Syndrome DayA United Nations international day.United NationsDetails →World Poetry DayA United Nations international day.United NationsDetails →March equinoxSpring begins in the Northern Hemisphere, autumn in the Southern. Day and night are close to equal everywhere.US Naval Observatory, computedDetails →OstaraSpring equinox sabbat. Northern Hemisphere dates.Wheel of the Year, computedDetails →100th anniversary: The Arts Club of Chicago hosted the opening of Pablo Picasso's first solo...In 1923, The Arts Club of Chicago hosted the opening of Pablo Picasso's first solo United States showing, entitled Original Drawings by Pablo Picasso.WikipediaDetails →International Day of HappinessA United Nations international day.United NationsDetails →Benito Juárez's birthday (Mexico)MexicoA public holiday in Mexico, known locally as Natalicio de Benito Juárez.Nager.DateDetails →Saint Joseph's Day (Colombia)ColombiaA public holiday in Colombia, known locally as Día de San José.Nager.DateDetails →Saint Joseph’s DaySolemnity of Saint Joseph, spouse of Mary. Moved from March 19 this year (a Sunday of Lent or Holy Week).USCCB liturgical year, computedDetails →John de Lancie, born 1948 (75 years)American actor.WikipediaDetails →French Language DayA United Nations international day.United NationsDetails →PyCascades 2023Vancouver, Canada · IndependentA three-day tech conference in Vancouver, Canada.IndependentDetails →Gahambar Hamaspathmaidyem (all souls)The last Gahambar, the five Gatha days before Nowruz, when the souls of the departed are remembered.avesta.org Zoroastrian calendars, computedDetails →Baha’i Nineteen Day FastNineteen days of fasting from sunrise to sunset, ending at Naw-Ruz.Baha’i World Centre, computedDetails →Mothering SundayThe fourth Sunday of Lent in the Church of England, Mother’s Day in the UK and Ireland.Church of England, computedDetails →Mario Monti, born 1943 (80 years)Italian economist and politician, Prime Minister of Italy.WikipediaDetails →Agile India 2023Bengaluru, India · IndependentA five-day tech conference in Bengaluru, India.IndependentDetails →SXSW 2023Austin, TexasFilm, music and interactive festival.WikipediaDetails →DevOps fwdays 2023Online · IndependentA tech conference, held online.IndependentDetails →2023 Six Nations ChampionshipEuropeRugby union's European championship.WikipediaDetails →50th anniversary: Slava Veder took his Pulitzer Prize-winning photograph Burst of JoyIn 1973, Slava Veder took his Pulitzer Prize-winning photograph Burst of Joy, which came to symbolize the end of United States involvement in the Vietnam War.WikipediaDetails →Saint Patrick’s DayFeast of Saint Patrick, patron saint of Ireland; parades in US cities.Wikipedia, computedDetails →Saint Patrick's Day (Ireland)IrelandA public holiday in Ireland, known locally as Lá Fhéile Pádraig.Nager.DateDetails →Bob Konferenz 2023Berlin, Germany · IndependentA tech conference in Berlin, Germany.IndependentDetails →Devopsdays Melbourne 2023Melbourne, Australia · IndependentA two-day tech conference in Melbourne, Australia.IndependentDetails →Nigeria Cybersecurity Summit 2023Lagos, Nigeria · IndependentA two-day tech conference in Lagos, Nigeria.IndependentDetails →Python Web Conf 2023Online · IndependentA five-day tech conference, held online.IndependentDetails →
| Date | Event | |||
|---|---|---|---|---|
| PastApril 2023 | ||||
| Mar 23Thu3 years ago | RamadanTentativeThe month of fasting from dawn to sunset. 9/1/1444 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Religion · Islam · to Apr 20 · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| Feb 20Mon3 years ago | Great Lent (Coptic and Ethiopian, Abiy Tsom)The 55-day fast of the Coptic and Ethiopian churches, ending at Easter.Religion · Oriental Orthodox (Coptic, Ethiopian, Armenian) · to Apr 15 · Ethiopian Orthodox Tewahedo Church | – | annual | Ethiopian Orthodox Tewahedo ChurchComputed (rule) |
| Feb 27Mon3 years ago | Great Lent (Orthodox)The forty days of the Orthodox fast, from Clean Monday to the Friday before Lazarus Saturday; Holy Week follows.Religion · Eastern Orthodox · to Apr 7 · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) |
| Feb 22Wed3 years ago | LentForty days of prayer, fasting and almsgiving, from Ash Wednesday to the evening of Holy Thursday. Most Western churches keep the same season.Religion · Catholic · to Apr 6 · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) |
| Mar 31Fri3 years ago | 2023 Women's Final FourWomen's national semifinals and championship.Sports · NCAA · to Apr 2 · American Airlines Center, Dallas · Wikipedia | American Airlines Center, Dallas | annual | Wikipedia |
| PastMarch 2023 | ||||
| Mar 31Fri3 years ago | Al Gore, born 1948 (75 years)American soldier and politician, 45th Vice President of the United States and Nobel Prize laureate.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia |
| Mar 1Wed3 years ago | Women’s History MonthWomen’s History Month, observed across the US.Observances · Heritage months · to Mar 31 · Library of Congress and partners | – | annual | Library of Congress and partnersComputed (rule) |
| Mar 30Thu3 years ago | MLB Opening Day 2023All 30 teams open the regular season.Sports · MLB · Wikipedia | – | annual | Wikipedia |
| Ram NavamiTentativeThe birth of Rama. Chaitra, Shukla 9. Regional dates can differ by a day.Religion · Hinduism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Minnesota Twins 2023 Opening DayThe Twins' first game of the season.Sports · Minnesota teams · Kauffman Stadium, Kansas City · Wikipedia | Kauffman Stadium, Kansas City | annual | Wikipedia | |
| International Day of Zero WasteA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Braze earnings (Q4 FY2023)Braze reported Q4 FY2023 results after the market closed.Economy · Earnings · Braze (BRZE) · Earnings | Braze (BRZE) | quarterly | Earnings | |
| Cloud Builders: Java Conf 2023A tech conference, held online.Tech · Conferences · Online · Independent | Online; Independent | annual | Independent | |
| Conf42 Cloud Native 2023A tech conference, held online.Tech · Conferences · Online · Independent | Online; Independent | annual | Independent | |
| MLconf 2023A tech conference in New York, NY.Tech · Conferences · New York, NY · Independent | New York, NY; Independent | annual | Independent | |
| Mar 29Wed3 years ago | Tech Unite Africa 2023A two-day tech conference in Lagos, Nigeria.Tech · Conferences · to Mar 30 · Lagos, Nigeria · Independent | Lagos, Nigeria; Independent | annual | Independent |
| Mar 28Tue3 years ago | Data Council 2023A three-day tech conference in Austin, TX.Tech · Conferences · to Mar 30 · Austin, TX · Independent | Austin, TX; Independent | annual | Independent |
| Mar 22Wed3 years ago | Chaitra NavratriTentativeThe spring Navratri, nine nights of the goddess ending at Ram Navami. Chaitra, Shukla 1. Regional dates can differ by a day.Religion · Hinduism · to Mar 30 · Wikipedia | – | annual | WikipediaComputed (rule) |
| Mar 29Wed3 years ago | 200th anniversary: Joaquín de Oreamuno led a coup d'état that overthrew Rafael Francisco Osejo,...In 1823, Joaquín de Oreamuno led a coup d'état that overthrew Rafael Francisco Osejo, attempting to restore allegiance to the Mexican Empire.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| John Major, born 1943 (80 years)English banker and politician, Prime Minister of the United Kingdom.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Mar 27Mon3 years ago | QCon London International Software Development Conference 2023A three-day tech conference in London, United Kingdom.Tech · Conferences · to Mar 29 · London, United Kingdom · Independent | London, United Kingdom; Independent | annual | Independent |
| Mar 28Tue3 years ago | First quarter moonThe Moon is half lit (waxing).Sky · Moon phases · 9:33 pm CT · NASA | – | monthly | NASAComputed (rule) |
| Micron earnings (Q2 FY2023)Micron reported Q2 FY2023 results after the market closed.Economy · Earnings · Micron (MU) · Earnings | Micron (MU) | quarterly | Earnings | |
| Progress Software earnings (Q1 FY2023)Progress Software reported Q1 FY2023 results after the market closed.Economy · Earnings · Progress Software (PRGS) · Earnings | Progress Software (PRGS) | quarterly | Earnings | |
| Azure Cosmos Conf 2023A tech conference, held online.Tech · Conferences · Online · Microsoft | Online; Microsoft | annual | Microsoft | |
| Mar 27Mon3 years ago | 25th anniversary: The Food and Drug Administration approved the drug sildenafil (chemical...In 1998, The Food and Drug Administration approved the drug sildenafil (chemical structure pictured), better known by the trade name Viagra, as the first...History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Quentin Tarantino, born 1963 (60 years)American director, producer, screenwriter and actor.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Mar 26Sun3 years ago | Independence and National Day (Bangladesh)A public holiday in Bangladesh.Holidays · Bangladesh · Bangladesh · Nager.Date | Bangladesh | annual | Nager.Date |
| Khordad Sal (Fasli)The birthday of Zarathustra, Farvardin 6, in the Fasli calendar used in Iran and by many Zoroastrians abroad.Religion · Zoroastrianism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| 150th anniversary: A Dutch military expedition was launched to bombard Banda Aceh, the capital of...In 1873, A Dutch military expedition was launched to bombard Banda Aceh, the capital of the Aceh Sultanate in present-day Indonesia, beginning the Aceh War.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Larry Page, born 1973 (50 years)American computer scientist and businessman, co-founder of Google.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Summer time starts (EU and UK)Clocks in the EU and UK go forward one hour at 01:00 UTC.Observances · Clock changes · 1:00 am UTC · EUR-Lex | – | annual | EUR-LexComputed (rule) | |
| Mar 25Sat3 years ago | Annunciation (Greece)A public holiday in Greece.Holidays · Greece · Greece · Nager.Date | Greece | annual | Nager.Date |
| Independence Day (Greece)A public holiday in Greece.Holidays · Greece · Greece · Nager.Date | Greece | annual | Nager.Date | |
| AnnunciationThe angel Gabriel’s announcement to Mary (Lady Day).Religion · Catholic · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| Annunciation of the Theotokos (Revised Julian calendar)One of the Twelve Great Feasts; kept even in Holy Week.Religion · Eastern Orthodox · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) | |
| 75th anniversary: Meteorologists at Tinker Air Force Base in Oklahoma City, United States, issued...In 1948, Meteorologists at Tinker Air Force Base in Oklahoma City, United States, issued the world's first tornado forecast after noticing conditions similar...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day of Remembrance of the Victims of Slavery and the Transatlantic Slave TradeA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| International Day of Solidarity with Detained and Missing Staff MembersA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Mar 24Fri3 years ago | Day of Remembrance for Truth and Justice (Argentina)A public holiday in Argentina, known locally as Día Nacional de la Memoria por la Verdad y la Justicia.Holidays · Argentina · Argentina · Nager.Date | Argentina | annual | Nager.Date |
| 125th anniversary: The Winton Motor Carriage Company (ad pictured), one of the first American car...In 1898, The Winton Motor Carriage Company (ad pictured), one of the first American car companies, sold its first unit.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of VictimsA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Tuberculosis DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Open Source Day 2023A tech conference in Florence, Italy.Tech · Conferences · Florence, Italy · Independent | Florence, Italy; Independent | annual | Independent | |
| Mar 23Thu3 years ago | Wasm I/O 2023A two-day tech conference in Barcelona, Spain.Tech · Conferences · to Mar 24 · Barcelona, Spain · Independent | Barcelona, Spain; Independent | annual | Independent |
| Mar 22Wed3 years ago | Voxxed Days Bucharest 2023A three-day tech conference in Bucharest, Romania.Tech · Conferences · to Mar 24 · Bucharest, Romania · Independent | Bucharest, Romania; Independent | annual | Independent |
| Mar 19Sun3 years ago | Visual Studio Live! Las Vegas 2023A six-day tech conference in Las Vegas, NV.Tech · Conferences · to Mar 24 · Las Vegas, NV · Independent | Las Vegas, NV; Independent | annual | Independent |
| Mar 18Sat3 years ago | Spring HiganThe week of the equinox, when Japanese Buddhists visit and tidy family graves.Religion · Buddhism · to Mar 24 · Wikipedia | – | annual | WikipediaComputed (rule) |
| Mar 23Thu3 years ago | 175th anniversary: The Italian tricolour is adopted for the flag of the Kingdom of Sardinia by...In 1848, The Italian tricolour is adopted for the flag of the Kingdom of Sardinia by Charles Albert of Sardinia during the First Italian War of Independence.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| World Meteorological DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apprise Conf 2023A tech conference in Oslo, Norway.Tech · Conferences · Oslo, Norway · Independent | Oslo, Norway; Independent | annual | Independent | |
| OpenAI retires code-cushman-001OpenAI API ends support for this model; the replacement is gpt-4o.Tech · Retirements · OpenAI · OpenAI | OpenAI | one-off | OpenAI | |
| OpenAI retires code-cushman-002OpenAI API ends support for this model; the replacement is gpt-4o.Tech · Retirements · OpenAI · OpenAI | OpenAI | one-off | OpenAI | |
| OpenAI retires code-davinci-001OpenAI API ends support for this model; the replacement is gpt-4o.Tech · Retirements · OpenAI · OpenAI | OpenAI | one-off | OpenAI | |
| OpenAI retires code-davinci-002OpenAI API ends support for this model; the replacement is gpt-4o.Tech · Retirements · OpenAI · OpenAI | OpenAI | one-off | OpenAI | |
| Mar 22Wed3 years ago | The DEVOPS Conference 2023A two-day tech conference, held online.Tech · Conferences · to Mar 23 · Online · Independent | Online; Independent | annual | Independent |
| Mar 21Tue3 years ago | Cloudfest 2023A three-day tech conference in Rust, Germany.Tech · Conferences · to Mar 23 · Rust, Germany · Independent | Rust, Germany; Independent | annual | Independent |
| Java Land 2023A three-day tech conference in Brühl, Germany.Tech · Conferences · to Mar 23 · Brühl, Germany · Independent | Brühl, Germany; Independent | annual | Independent | |
| SREcon Americas 2023A three-day tech conference in Santa Clara, SF Bay Area, CA.Tech · Conferences · to Mar 23 · Santa Clara, SF Bay Area, CA · Independent | Santa Clara, SF Bay Area, CA; Independent | annual | Independent | |
| Mar 20Mon3 years ago | NVIDIA GTC: AI Developer Conference 2023A four-day tech conference, held online.Tech · Conferences · to Mar 23 · Online · NVIDIA | Online; NVIDIA | annual | NVIDIA |
| Mar 22Wed3 years ago | Ugadi and Gudi PadwaTentativeThe Hindu lunar new year: Ugadi in Karnataka, Andhra Pradesh and Telangana, Gudi Padwa in Maharashtra, Cheti Chand for Sindhis. Chaitra, Shukla 1. Regional...Religion · Hinduism · Wikipedia | – | annual | WikipediaComputed (rule) |
| World Water DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Emancipation Day (Puerto Rico)A public holiday in Puerto Rico, known locally as Día de la Abolición de Esclavitud.Holidays · Puerto Rico · Puerto Rico · Nager.Date | Puerto Rico | annual | Nager.Date | |
| Mar 21Tue3 years ago | FOMC meetingThe Federal Open Market Committee sets US interest rates; the statement comes at 2:00 pm ET on the last day, with the Summary of Economic Projections.Economy · Federal Reserve · 1:00 pm ET · to Mar 22 · Federal Reserve, Washington · Federal Reserve | Federal Reserve, Washington | eight times a year | Federal Reserve |
| Naw-Ruz (Baha’i New Year)The Baha’i New Year, at the March equinox. Begins at sunset the evening before.Religion · Baha’i · Baha’i World Centre | – | annual | Baha’i World CentreComputed (rule) | |
| Nowruz (Persian New Year)The Iranian and Zoroastrian new year at the March equinox, celebrated across Iran, Central Asia, the Caucasus and the diaspora.Religion · Zoroastrianism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.Sky · Moon phases · 12:23 pm CT · NASA | – | monthly | NASAComputed (rule) | |
| Human Rights Day (South Africa)A public holiday in South Africa.Holidays · South Africa · South Africa · Nager.Date | South Africa | annual | Nager.Date | |
| Vernal Equinox Day (Japan)A public holiday in Japan.Holidays · Japan · Japan · Nager.Date | Japan | annual | Nager.Date | |
| International Day for the Elimination of Racial DiscriminationA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| International Day of ForestsA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| International Day of NowruzA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Day for GlaciersA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Down Syndrome DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Poetry DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Mar 20Mon3 years ago | March equinoxSpring begins in the Northern Hemisphere, autumn in the Southern. Day and night are close to equal everywhere.Sky · Solstices and equinoxes · 4:24 pm CT · US Naval Observatory | – | annual | US Naval ObservatoryComputed (rule) |
| OstaraSpring equinox sabbat. Northern Hemisphere dates.Religion · Pagan and Wiccan · Wheel of the Year | – | annual | Wheel of the YearComputed (rule) | |
| 100th anniversary: The Arts Club of Chicago hosted the opening of Pablo Picasso's first solo...In 1923, The Arts Club of Chicago hosted the opening of Pablo Picasso's first solo United States showing, entitled Original Drawings by Pablo Picasso.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day of HappinessA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Benito Juárez's birthday (Mexico)A public holiday in Mexico, known locally as Natalicio de Benito Juárez.Holidays · Mexico · Mexico · Nager.Date | Mexico | annual | Nager.Date | |
| Saint Joseph's Day (Colombia)A public holiday in Colombia, known locally as Día de San José.Holidays · Colombia · Colombia · Nager.Date | Colombia | annual | Nager.Date | |
| Saint Joseph’s DaySolemnity of Saint Joseph, spouse of Mary. Moved from March 19 this year (a Sunday of Lent or Holy Week).Religion · Catholic · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| John de Lancie, born 1948 (75 years)American actor.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| French Language DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Mar 18Sat3 years ago | PyCascades 2023A three-day tech conference in Vancouver, Canada.Tech · Conferences · to Mar 20 · Vancouver, Canada · Independent | Vancouver, Canada; Independent | annual | Independent |
| Mar 16Thu3 years ago | Gahambar Hamaspathmaidyem (all souls)The last Gahambar, the five Gatha days before Nowruz, when the souls of the departed are remembered.Religion · Zoroastrianism · to Mar 20 · avesta.org Zoroastrian calendars | – | annual | avesta.org Zoroastrian calendarsComputed (rule) |
| Mar 2Thu3 years ago | Baha’i Nineteen Day FastNineteen days of fasting from sunrise to sunset, ending at Naw-Ruz.Religion · Baha’i · to Mar 20 · Baha’i World Centre | – | annual | Baha’i World CentreComputed (rule) |
| Mar 19Sun3 years ago | Mothering SundayThe fourth Sunday of Lent in the Church of England, Mother’s Day in the UK and Ireland.Religion · Protestant, Anglican and Lutheran · Church of England | – | annual | Church of EnglandComputed (rule) |
| Mario Monti, born 1943 (80 years)Italian economist and politician, Prime Minister of Italy.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Mar 15Wed3 years ago | Agile India 2023A five-day tech conference in Bengaluru, India.Tech · Conferences · to Mar 19 · Bengaluru, India · Independent | Bengaluru, India; Independent | annual | Independent |
| Mar 10Fri3 years ago | SXSW 2023Film, music and interactive festival.Culture · Events · to Mar 19 · Austin, Texas · Wikipedia | Austin, Texas | annual | Wikipedia |
| Mar 18Sat3 years ago | DevOps fwdays 2023A tech conference, held online.Tech · Conferences · Online · Independent | Online; Independent | annual | Independent |
| Feb 4Sat3 years ago | 2023 Six Nations ChampionshipRugby union's European championship.Sports · Rugby · to Mar 18 · Europe · Wikipedia | Europe | annual | Wikipedia |
| Mar 17Fri3 years ago | 50th anniversary: Slava Veder took his Pulitzer Prize-winning photograph Burst of JoyIn 1973, Slava Veder took his Pulitzer Prize-winning photograph Burst of Joy, which came to symbolize the end of United States involvement in the Vietnam War.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Saint Patrick’s DayFeast of Saint Patrick, patron saint of Ireland; parades in US cities.Observances · Days · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Saint Patrick's Day (Ireland)A public holiday in Ireland, known locally as Lá Fhéile Pádraig.Holidays · Ireland · Ireland · Nager.Date | Ireland | annual | Nager.Date | |
| Bob Konferenz 2023A tech conference in Berlin, Germany.Tech · Conferences · Berlin, Germany · Independent | Berlin, Germany; Independent | annual | Independent | |
| Mar 16Thu3 years ago | Devopsdays Melbourne 2023A two-day tech conference in Melbourne, Australia.Tech · Conferences · to Mar 17 · Melbourne, Australia · Independent | Melbourne, Australia; Independent | annual | Independent |
| Nigeria Cybersecurity Summit 2023A two-day tech conference in Lagos, Nigeria.Tech · Conferences · to Mar 17 · Lagos, Nigeria · Independent | Lagos, Nigeria; Independent | annual | Independent | |
| Mar 13Mon3 years ago | Python Web Conf 2023A five-day tech conference, held online.Tech · Conferences · to Mar 17 · Online · Independent | Online; Independent | annual | Independent |