Calendarby GlyphApril 2022 calendar
April 2022
PastJune 2022
PastMay 2022
Gahambar Maidyozarem (mid-spring)The first of the six five-day seasonal feasts (Gahambars), in the Fasli calendar.avesta.org Zoroastrian calendars, computedDetails →PyCon 2022Salt Lake City, UT · IndependentA seven-day tech conference in Salt Lake City, UT.IndependentDetails →Festival of RidvanThe twelve days of Baha’u’llah’s stay in the Garden of Ridvan in 1863, the King of Festivals; Baha’i institutions are elected during it.Baha’i World Centre, computedDetails →Central Ohio Software Symposium 2022Columbus, OH · IndependentA three-day tech conference in Columbus, OH.IndependentDetails →RamadanThe month of fasting from dawn to sunset. 9/1/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Umm al-Qura calendar, computedDetails →
PastApril 2022
New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.NASA, computedDetails →Partial solar eclipseNot visible from Minnesota.NASA Eclipse Web Site, computedDetails →Reunification Day (Vietnam)VietnamA public holiday in Vietnam, known locally as Ngày Giải phóng miền Nam, thống nhất đất nước.Nager.DateDetails →125th anniversary: British physicist J. J. Thomson and his team announce the discovery of the electronIn 1897, British physicist J. J. Thomson and his team announce the discovery of the electron.WikipediaDetails →International Jazz DayA United Nations international day.United NationsDetails →100th anniversary: Sixteen-year-old Lilian Salkeld became the first woman to walk from London to...In 1922, Sixteen-year-old Lilian Salkeld became the first woman to walk from London to Brighton.WikipediaDetails →Shōwa Day (Japan)JapanA public holiday in Japan.Nager.DateDetails →Ninth Day of RidvanHoly day during the Festival of Ridvan. Begins at sunset the evening before.Baha’i World Centre, computedDetails →Mercury at greatest eastern elongationMercury is 20.6° from the Sun, best seen in the evening sky.Astronomy Engine, computedDetails →25th anniversary: The Chemical Weapons Convention entered into force, outlawing the production,...In 1997, The Chemical Weapons Convention entered into force, outlawing the production, stockpiling and use of chemical weapons in the 87 countries that had...WikipediaDetails →International Day in Memory of the Victims of EarthquakesA United Nations international day.United NationsDetails →Appsilon Shiny Conference 2022Online · IndependentA three-day tech conference, held online.IndependentDetails →DevOpsCon London 2022London, United Kingdom · IndependentA four-day tech conference in London, United Kingdom.IndependentDetails →Laylat al-Qadr (27th night)The Night of Power; commonly observed on the 27th night of Ramadan. 9/27/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date...Umm al-Qura calendar, computedDetails →Yom HaShoah (Holocaust Remembrance Day)Israel’s day of remembrance for the victims of the Holocaust. Begins at sundown on Wed, April 27, 2022.Hebcal, computedDetails →50th anniversary: Scottish trade unionist Jimmy Reid condemned the capitalist "rat race" in his...In 1972, Scottish trade unionist Jimmy Reid condemned the capitalist "rat race" in his inaugural address as Rector of the University of Glasgow.WikipediaDetails →
Amazon earnings (Q1 FY2022)Amazon (AMZN)Amazon reported Q1 FY2022 results after the market closed.EarningsDetails →
Apple earnings (Q2 FY2022)Apple (AAPL)Apple reported Q2 FY2022 results after the market closed.EarningsDetails →World Day for Safety and Health at WorkA United Nations international day.United NationsDetails →
Intel earnings (Q1 FY2022)Intel (INTC)Intel reported Q1 FY2022 results after the market closed.EarningsDetails →
KLA earnings (Q3 FY2022)KLA (KLAC)KLA reported Q3 FY2022 results after the market closed.EarningsDetails →
MACOM earnings (Q2 FY2022)MACOM (MTSI)MACOM reported Q2 FY2022 results before the market opened.EarningsDetails →
Western Digital earnings (Q3 FY2022)Western Digital (WDC)Western Digital reported Q3 FY2022 results after the market closed.EarningsDetails →Conf42 Cloud Native 2022Online · IndependentA tech conference, held online.IndependentDetails →DeveloperWeek Europe 2022Online · IndependentA two-day tech conference, held online.IndependentDetails →NDC Porto 2022Porto, Portugal · IndependentA five-day tech conference in Porto, Portugal.IndependentDetails →500th anniversary: Four Years' War: The combined forces of Spain and the Papal States defeated a...In 1522, Four Years' War: The combined forces of Spain and the Papal States defeated a French and Venetian army at the Battle of Bicocca.WikipediaDetails →Freedom Day (South Africa)South AfricaA public holiday in South Africa.Nager.DateDetails →King's Day (Netherlands)NetherlandsA public holiday in the Netherlands, known locally as Koningsdag.Nager.DateDetails →25th anniversary: American spree killer Andrew Cunanan murdered Jeffrey Trail, a former friend...In 1997, American spree killer Andrew Cunanan murdered Jeffrey Trail, a former friend and a Gulf War veteran, who became the first victim of Cunanan's killing...WikipediaDetails →
Fiserv earnings (Q1 FY2022)Fiserv (FISV)Fiserv reported Q1 FY2022 results before the market opened.EarningsDetails →
PayPal earnings (Q1 FY2022)PayPal (PYPL)PayPal reported Q1 FY2022 results after the market closed.EarningsDetails →
Pinterest earnings (Q1 FY2022)Pinterest (PINS)Pinterest reported Q1 FY2022 results after the market closed.EarningsDetails →
PTC earnings (Q2 FY2022)PTC (PTC)PTC reported Q2 FY2022 results after the market closed.EarningsDetails →
Qualcomm earnings (Q2 FY2022)Qualcomm (QCOM)Qualcomm reported Q2 FY2022 results after the market closed.EarningsDetails →
Seagate earnings (Q3 FY2022)Seagate (STX)Seagate reported Q3 FY2022 results before the market opened.EarningsDetails →
Teradyne earnings (Q1 FY2022)Teradyne (TER)Teradyne reported Q1 FY2022 results before the market opened.EarningsDetails →
Tyler Technologies earnings (Q1 FY2022)Tyler Technologies (TYL)Tyler Technologies reported Q1 FY2022 results after the market closed.EarningsDetails →
Vertiv earnings (Q1 FY2022)Vertiv (VRT)Vertiv reported Q1 FY2022 results before the market opened.EarningsDetails →
Microsoft earnings (Q3 FY2022)Microsoft (MSFT)Microsoft reported Q3 FY2022 results after the market closed.EarningsDetails →Union Day (Tanzania)TanzaniaA public holiday in Tanzania, known locally as Sikukuu ya Muungano.Nager.DateDetails →International Chernobyl Disaster Remembrance DayA United Nations international day.United NationsDetails →World Intellectual Property DayA United Nations international day.United NationsDetails →
Entegris earnings (Q1 FY2022)Entegris (ENTG)Entegris reported Q1 FY2022 results before the market opened.EarningsDetails →
Manhattan Associates earnings (Q1 FY2022)Manhattan Associates (MANH)Manhattan Associates reported Q1 FY2022 results after the market closed.EarningsDetails →
Tenable earnings (Q1 FY2022)Tenable (TENB)Tenable reported Q1 FY2022 results after the market closed.EarningsDetails →
Texas Instruments earnings (Q1 FY2022)Texas Instruments (TXN)Texas Instruments reported Q1 FY2022 results after the market closed.EarningsDetails →Devopsdays Denver 2022Denver, CO · IndependentA two-day tech conference in Denver, CO.IndependentDetails →Anzac Day (New Zealand)New ZealandA public holiday in New Zealand.Nager.DateDetails →Easter Monday (Romania)RomaniaA public holiday in Romania, known locally as Paștele.Nager.DateDetails →Freedom Day (Portugal)PortugalA public holiday in Portugal, known locally as Dia da Liberdade.Nager.DateDetails →Liberation Day (Italy)ItalyA public holiday in Italy, known locally as Festa della Liberazione.Nager.DateDetails →Sinai Liberation Day (Egypt)EgyptA public holiday in Egypt.Nager.DateDetails →Johan Cruyff, born 1947 (75 years)Dutch footballer and manager (died 2016).WikipediaDetails →International Delegate’s DayA United Nations international day.United NationsDetails →World Malaria DayA United Nations international day.United NationsDetails →
Cadence earnings (Q1 FY2022)Cadence (CDNS)Cadence reported Q1 FY2022 results after the market closed.EarningsDetails →Orthodox Easter (Pascha)Pascha in the Eastern Orthodox churches.Orthodox Church in America, computedDetails →Fasika (Ethiopian, Eritrean and Coptic Easter)Easter in the Oriental Orthodox churches of Ethiopia, Eritrea and Egypt, on the same day as Orthodox Pascha.Ethiopian Orthodox Tewahedo Church, computedDetails →100th anniversary: The first portion of the Imperial Wireless Chain, a strategic international...In 1922, The first portion of the Imperial Wireless Chain, a strategic international wireless telegraphy communications network created to link the countries...WikipediaDetails →Easter Sunday (Ethiopia)EthiopiaA public holiday in Ethiopia.Nager.DateDetails →Divine Mercy SundayThe Second Sunday of Easter.USCCB liturgical year, computedDetails →International Day of Multilateralism and Diplomacy for PeaceA United Nations international day.United NationsDetails →National Independence & Children's Day (Turkey)TurkeyA public holiday in Turkey, known locally as Ulusal Egemenlik ve Çocuk Bayramı.Nager.DateDetails →Birthday of MazuThe sea goddess of Fujian, Taiwan and the Chinese coast; the Dajia pilgrimage in Taiwan. Day 23 of lunar month 3.Hong Kong Observatory, computedDetails →Last quarter moonThe Moon is half lit (waning).NASA, computedDetails →English Language DayA United Nations international day.United NationsDetails →International Girls in ICT DayA United Nations international day.United NationsDetails →Spanish Language DayA United Nations international day.United NationsDetails →World Book and Copyright DayA United Nations international day.United NationsDetails →Northern Virginia Software Symposium 2022Reston, Washington DC, VA · IndependentA two-day tech conference in Reston, Washington DC, VA.IndependentDetails →Orthodox Holy WeekPalm Sunday to Holy Saturday in the Orthodox churches.Orthodox Church in America, computedDetails →Passover (Pesach)Commemorates the Exodus from Egypt; the Seder is held on the first night. Begins at sundown on Fri, April 15, 2022.Hebcal, 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 →Orthodox Holy FridayHoly Friday in the Orthodox churches.Orthodox Church in America, computedDetails →Lyrids meteor shower peakUp to about 18 meteors an hour under a dark sky at the peak (IMO zenithal hourly rate); best after midnight.International Meteor Organization, computedDetails →400th anniversary: Anglo-Persian forces combined to capture the Portuguese garrison at Hormuz...In 1622, Anglo-Persian forces combined to capture the Portuguese garrison at Hormuz Island in the Persian Gulf.WikipediaDetails →International Mother Earth DayA United Nations international day.United NationsDetails →Good Friday (Ethiopia)EthiopiaA public holiday in Ethiopia.Nager.DateDetails →Martyrdom of Imam AliThe death of Ali ibn Abi Talib in Kufa, 661, mourned by Shia Muslims. 9/21/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date...Umm al-Qura calendar, computedDetails →International Day of Greening the PlanetA United Nations international day.United NationsDetails →TypeVille 2022Krynica Zdrój, Poland · IndependentA three-day tech conference in Krynica Zdrój, Poland.IndependentDetails →First Day of RidvanBaha’u’llah’s declaration in the Garden of Ridvan, 1863: the start of the twelve-day Festival of Ridvan. Begins at sunset the evening before.Baha’i World Centre, computedDetails →Groundation DayHaile Selassie’s visit to Jamaica on April 21, 1966.BBC Religions: Rastafari holy days, computedDetails →2775th anniversary: According to the calculations of the ancient Roman scholar Varro Reatinus,...In 753 BC, According to the calculations of the ancient Roman scholar Varro Reatinus, Romulus and Remus legendarily founded the city of Rome.WikipediaDetails →
Amazon earnings (Q1 FY2022)Amazon (AMZN)Amazon reported Q1 FY2022 results after the market closed.EarningsDetails →| Date | Event | |||
|---|---|---|---|---|
| PastJune 2022 | ||||
| Apr 17Sun4 years ago | Easter seasonThe fifty days from Easter Sunday to Pentecost (Eastertide).Religion · Catholic · to Jun 5 · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) |
| Counting of the OmerThe 49 days counted from the second night of Passover to Shavuot. Begins at sundown on Sat, April 16, 2022.Religion · Judaism · to Jun 4 · Hebcal | – | annual | HebcalComputed (rule) | |
| PastMay 2022 | ||||
| Apr 30Sat4 years ago | Gahambar Maidyozarem (mid-spring)The first of the six five-day seasonal feasts (Gahambars), in the Fasli calendar.Religion · Zoroastrianism · to May 4 · avesta.org Zoroastrian calendars | – | annual | avesta.org Zoroastrian calendarsComputed (rule) |
| Apr 27Wed4 years ago | PyCon 2022A seven-day tech conference in Salt Lake City, UT.Tech · Conferences · to May 3 · Salt Lake City, UT · Independent | Salt Lake City, UT; Independent | annual | Independent |
| Apr 21Thu4 years ago | Festival of RidvanThe twelve days of Baha’u’llah’s stay in the Garden of Ridvan in 1863, the King of Festivals; Baha’i institutions are elected during it.Religion · Baha’i · to May 2 · Baha’i World Centre | – | annual | Baha’i World CentreComputed (rule) |
| Apr 29Fri4 years ago | Central Ohio Software Symposium 2022A three-day tech conference in Columbus, OH.Tech · Conferences · to May 1 · Columbus, OH · Independent | Columbus, OH; Independent | annual | Independent |
| Apr 2Sat4 years ago | RamadanTentativeThe month of fasting from dawn to sunset. 9/1/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Religion · Islam · to May 1 · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| PastApril 2022 | ||||
| Apr 30Sat4 years ago | New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.Sky · Moon phases · 3:28 pm CT · NASA | – | monthly | NASAComputed (rule) |
| Partial solar eclipseNot visible from Minnesota.Sky · Eclipses · 3:41 pm CT · NASA Eclipse Web Site | – | one-off | NASA Eclipse Web SiteComputed (rule) | |
| Reunification Day (Vietnam)A public holiday in Vietnam, known locally as Ngày Giải phóng miền Nam, thống nhất đất nước.Holidays · Vietnam · Vietnam · Nager.Date | Vietnam | annual | Nager.Date | |
| 125th anniversary: British physicist J. J. Thomson and his team announce the discovery of the electronIn 1897, British physicist J. J. Thomson and his team announce the discovery of the electron.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Jazz DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 29Fri4 years ago | 100th anniversary: Sixteen-year-old Lilian Salkeld became the first woman to walk from London to...In 1922, Sixteen-year-old Lilian Salkeld became the first woman to walk from London to Brighton.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Shōwa Day (Japan)A public holiday in Japan.Holidays · Japan · Japan · Nager.Date | Japan | annual | Nager.Date | |
| Ninth Day of RidvanHoly day during the Festival of Ridvan. Begins at sunset the evening before.Religion · Baha’i · Baha’i World Centre | – | annual | Baha’i World CentreComputed (rule) | |
| Mercury at greatest eastern elongationMercury is 20.6° from the Sun, best seen in the evening sky.Sky · Planets · Astronomy Engine | – | recurring | Astronomy EngineComputed (rule) | |
| 25th anniversary: The Chemical Weapons Convention entered into force, outlawing the production,...In 1997, The Chemical Weapons Convention entered into force, outlawing the production, stockpiling and use of chemical weapons in the 87 countries that had...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day in Memory of the Victims of EarthquakesA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 27Wed4 years ago | Appsilon Shiny Conference 2022A three-day tech conference, held online.Tech · Conferences · to Apr 29 · Online · Independent | Online; Independent | annual | Independent |
| Apr 26Tue4 years ago | DevOpsCon London 2022A four-day tech conference in London, United Kingdom.Tech · Conferences · to Apr 29 · London, United Kingdom · Independent | London, United Kingdom; Independent | annual | Independent |
| Apr 28Thu4 years ago | Laylat al-Qadr (27th night)TentativeThe Night of Power; commonly observed on the 27th night of Ramadan. 9/27/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date...Religion · Islam · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| Yom HaShoah (Holocaust Remembrance Day)Israel’s day of remembrance for the victims of the Holocaust. Begins at sundown on Wed, April 27, 2022.Religion · Judaism · Hebcal | – | annual | HebcalComputed (rule) | |
| 50th anniversary: Scottish trade unionist Jimmy Reid condemned the capitalist "rat race" in his...In 1972, Scottish trade unionist Jimmy Reid condemned the capitalist "rat race" in his inaugural address as Rector of the University of Glasgow.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Amazon earnings (Q1 FY2022)Amazon reported Q1 FY2022 results after the market closed.Economy · Earnings · Amazon (AMZN) · Earnings | Amazon (AMZN) | quarterly | Earnings | |
| Apple earnings (Q2 FY2022)Apple reported Q2 FY2022 results after the market closed.Economy · Earnings · Apple (AAPL) · Earnings | Apple (AAPL) | quarterly | Earnings | |
| World Day for Safety and Health at WorkA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Intel earnings (Q1 FY2022)Intel reported Q1 FY2022 results after the market closed.Economy · Earnings · Intel (INTC) · Earnings | Intel (INTC) | quarterly | Earnings | |
| KLA earnings (Q3 FY2022)KLA reported Q3 FY2022 results after the market closed.Economy · Earnings · KLA (KLAC) · Earnings | KLA (KLAC) | quarterly | Earnings | |
| MACOM earnings (Q2 FY2022)MACOM reported Q2 FY2022 results before the market opened.Economy · Earnings · MACOM (MTSI) · Earnings | MACOM (MTSI) | quarterly | Earnings | |
| Western Digital earnings (Q3 FY2022)Western Digital reported Q3 FY2022 results after the market closed.Economy · Earnings · Western Digital (WDC) · Earnings | Western Digital (WDC) | quarterly | Earnings | |
| Conf42 Cloud Native 2022A tech conference, held online.Tech · Conferences · Online · Independent | Online; Independent | annual | Independent | |
| Apr 27Wed4 years ago | DeveloperWeek Europe 2022A two-day tech conference, held online.Tech · Conferences · to Apr 28 · Online · Independent | Online; Independent | annual | Independent |
| Apr 24Sun4 years ago | NDC Porto 2022A five-day tech conference in Porto, Portugal.Tech · Conferences · to Apr 28 · Porto, Portugal · Independent | Porto, Portugal; Independent | annual | Independent |
| Apr 27Wed4 years ago | 500th anniversary: Four Years' War: The combined forces of Spain and the Papal States defeated a...In 1522, Four Years' War: The combined forces of Spain and the Papal States defeated a French and Venetian army at the Battle of Bicocca.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Freedom Day (South Africa)A public holiday in South Africa.Holidays · South Africa · South Africa · Nager.Date | South Africa | annual | Nager.Date | |
| King's Day (Netherlands)A public holiday in the Netherlands, known locally as Koningsdag.Holidays · Netherlands · Netherlands · Nager.Date | Netherlands | annual | Nager.Date | |
| 25th anniversary: American spree killer Andrew Cunanan murdered Jeffrey Trail, a former friend...In 1997, American spree killer Andrew Cunanan murdered Jeffrey Trail, a former friend and a Gulf War veteran, who became the first victim of Cunanan's killing...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Fiserv earnings (Q1 FY2022)Fiserv reported Q1 FY2022 results before the market opened.Economy · Earnings · Fiserv (FISV) · Earnings | Fiserv (FISV) | quarterly | Earnings | |
| PayPal earnings (Q1 FY2022)PayPal reported Q1 FY2022 results after the market closed.Economy · Earnings · PayPal (PYPL) · Earnings | PayPal (PYPL) | quarterly | Earnings | |
| Pinterest earnings (Q1 FY2022)Pinterest reported Q1 FY2022 results after the market closed.Economy · Earnings · Pinterest (PINS) · Earnings | Pinterest (PINS) | quarterly | Earnings | |
| PTC earnings (Q2 FY2022)PTC reported Q2 FY2022 results after the market closed.Economy · Earnings · PTC (PTC) · Earnings | PTC (PTC) | quarterly | Earnings | |
| Qualcomm earnings (Q2 FY2022)Qualcomm reported Q2 FY2022 results after the market closed.Economy · Earnings · Qualcomm (QCOM) · Earnings | Qualcomm (QCOM) | quarterly | Earnings | |
| Seagate earnings (Q3 FY2022)Seagate reported Q3 FY2022 results before the market opened.Economy · Earnings · Seagate (STX) · Earnings | Seagate (STX) | quarterly | Earnings | |
| Teradyne earnings (Q1 FY2022)Teradyne reported Q1 FY2022 results before the market opened.Economy · Earnings · Teradyne (TER) · Earnings | Teradyne (TER) | quarterly | Earnings | |
| Tyler Technologies earnings (Q1 FY2022)Tyler Technologies reported Q1 FY2022 results after the market closed.Economy · Earnings · Tyler Technologies (TYL) · Earnings | Tyler Technologies (TYL) | quarterly | Earnings | |
| Vertiv earnings (Q1 FY2022)Vertiv reported Q1 FY2022 results before the market opened.Economy · Earnings · Vertiv (VRT) · Earnings | Vertiv (VRT) | quarterly | Earnings | |
| Apr 26Tue4 years ago | Microsoft earnings (Q3 FY2022)Microsoft reported Q3 FY2022 results after the market closed.Economy · Earnings · Microsoft (MSFT) · Earnings | Microsoft (MSFT) | quarterly | Earnings |
| Union Day (Tanzania)A public holiday in Tanzania, known locally as Sikukuu ya Muungano.Holidays · Tanzania · Tanzania · Nager.Date | Tanzania | annual | Nager.Date | |
| International Chernobyl Disaster Remembrance DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Intellectual Property DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Entegris earnings (Q1 FY2022)Entegris reported Q1 FY2022 results before the market opened.Economy · Earnings · Entegris (ENTG) · Earnings | Entegris (ENTG) | quarterly | Earnings | |
| Manhattan Associates earnings (Q1 FY2022)Manhattan Associates reported Q1 FY2022 results after the market closed.Economy · Earnings · Manhattan Associates (MANH) · Earnings | Manhattan Associates (MANH) | quarterly | Earnings | |
| Tenable earnings (Q1 FY2022)Tenable reported Q1 FY2022 results after the market closed.Economy · Earnings · Tenable (TENB) · Earnings | Tenable (TENB) | quarterly | Earnings | |
| Texas Instruments earnings (Q1 FY2022)Texas Instruments reported Q1 FY2022 results after the market closed.Economy · Earnings · Texas Instruments (TXN) · Earnings | Texas Instruments (TXN) | quarterly | Earnings | |
| Apr 25Mon4 years ago | Devopsdays Denver 2022A two-day tech conference in Denver, CO.Tech · Conferences · to Apr 26 · Denver, CO · Independent | Denver, CO; Independent | annual | Independent |
| Anzac Day (New Zealand)A public holiday in New Zealand.Holidays · New Zealand · New Zealand · Nager.Date | New Zealand | annual | Nager.Date | |
| Easter Monday (Romania)A public holiday in Romania, known locally as Paștele.Holidays · Romania · Romania · Nager.Date | Romania | annual | Nager.Date | |
| Freedom Day (Portugal)A public holiday in Portugal, known locally as Dia da Liberdade.Holidays · Portugal · Portugal · Nager.Date | Portugal | annual | Nager.Date | |
| Liberation Day (Italy)A public holiday in Italy, known locally as Festa della Liberazione.Holidays · Italy · Italy · Nager.Date | Italy | annual | Nager.Date | |
| Sinai Liberation Day (Egypt)A public holiday in Egypt.Holidays · Egypt · Egypt · Nager.Date | Egypt | annual | Nager.Date | |
| Johan Cruyff, born 1947 (75 years)Dutch footballer and manager (died 2016).People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Delegate’s DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Malaria DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Cadence earnings (Q1 FY2022)Cadence reported Q1 FY2022 results after the market closed.Economy · Earnings · Cadence (CDNS) · Earnings | Cadence (CDNS) | quarterly | Earnings | |
| Apr 24Sun4 years ago | Orthodox Easter (Pascha)Pascha in the Eastern Orthodox churches.Religion · Eastern Orthodox · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) |
| Fasika (Ethiopian, Eritrean and Coptic Easter)Easter in the Oriental Orthodox churches of Ethiopia, Eritrea and Egypt, on the same day as Orthodox Pascha.Religion · Oriental Orthodox (Coptic, Ethiopian, Armenian) · Ethiopian Orthodox Tewahedo Church | – | annual | Ethiopian Orthodox Tewahedo ChurchComputed (rule) | |
| 100th anniversary: The first portion of the Imperial Wireless Chain, a strategic international...In 1922, The first portion of the Imperial Wireless Chain, a strategic international wireless telegraphy communications network created to link the countries...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Easter Sunday (Ethiopia)A public holiday in Ethiopia.Holidays · Ethiopia · Ethiopia · Nager.Date | Ethiopia | annual | Nager.Date | |
| Divine Mercy SundayThe Second Sunday of Easter.Religion · Catholic · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| International Day of Multilateralism and Diplomacy for PeaceA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 23Sat4 years ago | National Independence & Children's Day (Turkey)A public holiday in Turkey, known locally as Ulusal Egemenlik ve Çocuk Bayramı.Holidays · Turkey · Turkey · Nager.Date | Turkey | annual | Nager.Date |
| Birthday of MazuThe sea goddess of Fujian, Taiwan and the Chinese coast; the Dajia pilgrimage in Taiwan. Day 23 of lunar month 3.Religion · Taoism and Chinese folk religion · Hong Kong Observatory | – | annual | Hong Kong ObservatoryComputed (rule) | |
| Last quarter moonThe Moon is half lit (waning).Sky · Moon phases · 6:56 am CT · NASA | – | monthly | NASAComputed (rule) | |
| English Language DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| International Girls in ICT DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Spanish Language DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| World Book and Copyright DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 22Fri4 years ago | Northern Virginia Software Symposium 2022A two-day tech conference in Reston, Washington DC, VA.Tech · Conferences · to Apr 23 · Reston, Washington DC, VA · Independent | Reston, Washington DC, VA; Independent | annual | Independent |
| Apr 17Sun4 years ago | Orthodox Holy WeekPalm Sunday to Holy Saturday in the Orthodox churches.Religion · Eastern Orthodox · to Apr 23 · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) |
| Apr 16Sat4 years ago | Passover (Pesach)Commemorates the Exodus from Egypt; the Seder is held on the first night. Begins at sundown on Fri, April 15, 2022.Religion · Judaism · to Apr 23 · Hebcal | – | annual | HebcalComputed (rule) |
| Feb 28Mon4 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 23 · Ethiopian Orthodox Tewahedo Church | – | annual | Ethiopian Orthodox Tewahedo ChurchComputed (rule) |
| Apr 22Fri4 years ago | Orthodox Holy FridayHoly Friday in the Orthodox churches.Religion · Eastern Orthodox · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) |
| Lyrids meteor shower peakUp to about 18 meteors an hour under a dark sky at the peak (IMO zenithal hourly rate); best after midnight.Sky · Meteor showers · International Meteor Organization | – | annual | International Meteor OrganizationComputed (rule) | |
| 400th anniversary: Anglo-Persian forces combined to capture the Portuguese garrison at Hormuz...In 1622, Anglo-Persian forces combined to capture the Portuguese garrison at Hormuz Island in the Persian Gulf.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Mother Earth DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Good Friday (Ethiopia)A public holiday in Ethiopia.Holidays · Ethiopia · Ethiopia · Nager.Date | Ethiopia | annual | Nager.Date | |
| Martyrdom of Imam AliTentativeThe death of Ali ibn Abi Talib in Kufa, 661, mourned by Shia Muslims. 9/21/1443 AH in the Umm al-Qura calendar. Begins the evening before; the actual date...Religion · Shia Islam · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) | |
| International Day of Greening the PlanetA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 20Wed4 years ago | TypeVille 2022A three-day tech conference in Krynica Zdrój, Poland.Tech · Conferences · to Apr 22 · Krynica Zdrój, Poland · Independent | Krynica Zdrój, Poland; Independent | annual | Independent |
| Apr 21Thu4 years ago | First Day of RidvanBaha’u’llah’s declaration in the Garden of Ridvan, 1863: the start of the twelve-day Festival of Ridvan. Begins at sunset the evening before.Religion · Baha’i · Baha’i World Centre | – | annual | Baha’i World CentreComputed (rule) |
| Groundation DayHaile Selassie’s visit to Jamaica on April 21, 1966.Religion · Rastafari · BBC Religions: Rastafari holy days | – | annual | BBC Religions: Rastafari holy daysComputed (rule) | |
| 2775th anniversary: According to the calculations of the ancient Roman scholar Varro Reatinus,...In 753 BC, According to the calculations of the ancient Roman scholar Varro Reatinus, Romulus and Remus legendarily founded the city of Rome.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |