Calendarby GlyphApril 2030 calendar
April 2030
Coming upMarch 2030
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 →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 →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 →
Coming upApril 2030
75th anniversary: The British Army's Mobile Defence Corps, intended to assist with civil defence...In 1955, The British Army's Mobile Defence Corps, intended to assist with civil defence after a nuclear attack, was established by royal warrant.WikipediaDetails →April Fools’ DayA day for pranks.Wikipedia, computedDetails →CCPA / CPRA: Cybersecurity audit due: revenue under $50MCaliforniaFirst cybersecurity audit report (covering 2029) due for covered businesses with 2028 annual gross revenue under $50M (11 CCR 7121(a)(3)); annual by April 1...RegulationsDetails →CFPB Open Banking Rule (Section 1033): Tier 5 compliance date (original)United StatesBanks with $850M to $1.5B in assets. Original date; subject to stay, extension and injunction.RegulationsDetails →New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.NASA, computedDetails →Hans Christian Andersen, born 1805 (225 years)Danish novelist, short story writer, and poet (died 1875).WikipediaDetails →Day of the Veterans and Fallen of the Malvinas War (Argentina)ArgentinaA public holiday in Argentina, known locally as Día del Veterano y de los Caídos en la Guerra de Malvinas.Nager.DateDetails →World Autism Awareness DayA United Nations international day.United NationsDetails →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 →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 →Helmut Kohl, born 1930 (100 years)German politician, Chancellor of Germany (died 2017).WikipediaDetails →Ching Ming Festival (Hong Kong)Hong KongA public holiday in Hong Kong.Nager.DateDetails →Mercury at greatest eastern elongationMercury is 19.1° from the Sun, best seen in the evening sky.Astronomy Engine, computedDetails →125th anniversary: An earthquake hit the Kangra Valley in IndiaIn 1905, An earthquake hit the Kangra Valley in India, killing at least 20,000 people and destroying 100,000 buildings.WikipediaDetails →International Day for Mine Awareness and Assistance in Mine ActionA United Nations international day.United NationsDetails →Qingming Festival (Tomb-Sweeping Day)Families visit and sweep ancestors’ graves; the solar term when the Sun reaches 15° ecliptic longitude.Hong Kong Observatory, computedDetails →75th anniversary: Aware that he was slowing down both physically and mentally in his old age,...In 1955, Aware that he was slowing down both physically and mentally in his old age, Winston Churchill retired as prime minister of the United Kingdom.WikipediaDetails →Agnetha Fältskog, born 1950 (80 years)Swedish singer-songwriter and producer.WikipediaDetails →International Day of ConscienceA United Nations international day.United NationsDetails →200th anniversary: Joseph Smith, Oliver Cowdery, David Whitmer and others formally organized the...In 1830, Joseph Smith, Oliver Cowdery, David Whitmer and others formally organized the Church of Christ, starting the Latter Day Saint movement.WikipediaDetails →25th anniversary: Kurdish leader Jalal Talabani was elected by the National Assembly as the first...In 2005, Kurdish leader Jalal Talabani was elected by the National Assembly as the first non-Arab president of Iraq.WikipediaDetails →International Day of Sport for Development and PeaceA United Nations international day.United NationsDetails →375th anniversary: After a conclave lasting eighty days, the College of Cardinals elected Fabio...In 1655, After a conclave lasting eighty days, the College of Cardinals elected Fabio Chigi as Pope Alexander VII.WikipediaDetails →World Health DayA United Nations international day.United NationsDetails →Karume Day (Tanzania)TanzaniaA public holiday in Tanzania, known locally as Siku ya Karume.Nager.DateDetails →Annunciation of the Theotokos (Julian calendar)One of the Twelve Great Feasts; kept even in Holy Week. March 25 in the Julian calendar.Orthodox Church in America, computedDetails →International Day of Reflection on the 1994 Genocide against the Tutsi in RwandaA United Nations international day.United NationsDetails →400th anniversary: Kiliaen van Rensselaer purchased land near present-day Albany, New York, to...In 1630, Kiliaen van Rensselaer purchased land near present-day Albany, New York, to establish Rensselaerswyck, which became the most successful patroonship...WikipediaDetails →Hanamatsuri (Buddha’s Birthday in Japan)Flower festival: sweet tea is poured over a statue of the infant Buddha.Wikipedia, computedDetails →Philip IV of Spain, born 1605 (425 years)Philip IV of Spain (died 1665).WikipediaDetails →50th anniversary: Iraqi philosopher Muhammad Baqir al-Sadr (pictured) and his sister Amina were...In 1980, Iraqi philosopher Muhammad Baqir al-Sadr (pictured) and his sister Amina were executed by the regime of Saddam Hussein.WikipediaDetails →Day of Valor (Philippines)PhilippinesA public holiday in the Philippines, known locally as Araw ng Kagitingan.Nager.DateDetails →25th anniversary: Charles, Prince of Wales, married Camilla Parker Bowles in a civil ceremony at...In 2005, Charles, Prince of Wales, married Camilla Parker Bowles in a civil ceremony at the Windsor Guildhall.WikipediaDetails →First quarter moonThe Moon is half lit (waxing).NASA, computedDetails →Google Cloud retires Python 3.13Google CloudCloud Run functions ends support for this runtime.Google CloudDetails →HajjThe pilgrimage to Mecca, from the Day of Tarwiyah (8 Dhu al-Hijjah) to the last day of Tashreeq (13 Dhu al-Hijjah). 12/8/1451 AH in the Umm al-Qura...Umm al-Qura calendar, computedDetails →100th anniversary: Anglo-Indian hunter Jim Corbett shot the second of the man-eating tigers of ChowgarhIn 1930, Anglo-Indian hunter Jim Corbett shot the second of the man-eating tigers of Chowgarh.WikipediaDetails →Day of ArafahThe high point of the Hajj pilgrimage. 12/9/1451 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Umm al-Qura calendar, computedDetails →Ram NavamiThe birth of Rama. Chaitra, Shukla 9. Regional dates can differ by a day.Wikipedia, computedDetails →50th anniversary: Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from...In 1980, Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from St. John's, Newfoundland and Labrador, with a prosthetic leg to raise...WikipediaDetails →International Day of Human Space FlightA United Nations international day.United NationsDetails →Eid al-AdhaThe Festival of Sacrifice, during the Hajj. 12/10/1451 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon...Umm al-Qura calendar, computedDetails →Songkran (Thai New Year)The Theravada new year of Thailand, with Pi Mai in Laos, Thingyan in Myanmar and Choul Chnam Thmey in Cambodia: temple visits, merit-making and water throwing.Wikipedia, computedDetails →Stream trout season opens (MN)Statewide inland streamsStream trout, Statewide inland streams.Minnesota DNRDetails →100th anniversary: C. Rajagopalachari led the non-violent Vedaranyam March from Trichinopoly...In 1930, C. Rajagopalachari led the non-violent Vedaranyam March from Trichinopoly towards Vedaranyam.WikipediaDetails →Yom HaAliyahIsrael’s day honoring immigration to the Land of Israel. Begins at sundown on Fri, April 12, 2030.Hebcal, computedDetails →VaisakhiThe Sikh new year and the founding of the Khalsa in 1699; the spring harvest festival in Punjab.Wikipedia, computedDetails →Holy WeekFrom Palm Sunday to Holy Saturday: the last week of Lent, remembering the Passion of Jesus.USCCB liturgical year, computedDetails →Palm SundayJesus’s entry into Jerusalem; Holy Week begins.USCCB liturgical year, computedDetails →Bengali New Year (Bangladesh)BangladeshA public holiday in Bangladesh.Nager.DateDetails →Eid al-Adha First Day (Tentative Date) (Turkey)TurkeyA public holiday in Turkey, known locally as Kurban Bayramı 1. Gün (Tentative Date).Nager.DateDetails →25th anniversary: The Oregon Supreme Court nullified marriage licenses issued to same-sex couples...In 2005, The Oregon Supreme Court nullified marriage licenses issued to same-sex couples a year earlier by Multnomah County.WikipediaDetails →World Chagas Disease DayA United Nations international day.United NationsDetails →275th anniversary: A Dictionary of the English Language by Samuel Johnson was first published,...In 1755, A Dictionary of the English Language by Samuel Johnson was first published, becoming one of the most influential dictionaries in the history of English.WikipediaDetails →Birthday of José de Diego (Puerto Rico)Puerto RicoA public holiday in Puerto Rico, known locally as Natalicio de José de Diego.Nager.DateDetails →Eid al-Adha Second Day (Tentative Date) (Turkey)TurkeyA public holiday in Turkey, known locally as Kurban Bayramı 2. Gün (Tentative Date).Nager.DateDetails →75th anniversary: American restaurateur Ray Kroc opened the ninth McDonald's franchise in Des...In 1955, American restaurateur Ray Kroc opened the ninth McDonald's franchise in Des Plaines, Illinois, an occasion considered to be the founding of the...WikipediaDetails →International Wellness DayA United Nations international day.United NationsDetails →Patriots’ Day (Massachusetts)Marks the battles of Lexington and Concord; Boston Marathon day.Massachusetts General Laws, computedDetails →Mahavir JayantiThe birth of Mahavira, the 24th Tirthankara. Chaitra, Shukla 13. Regional dates can differ by a day.Wikipedia, computedDetails →Eid al-Adha Third Day (Tentative Date) (Turkey)TurkeyA public holiday in Turkey, known locally as Kurban Bayramı 3. Gün (Tentative Date).Nager.DateDetails →Full moon: Pink Moon (supermoon)Traditional North American name: Pink Moon. Moon 359,648 km from Earth, close enough to count as a supermoon.NASA, computedDetails →950th anniversary: Canute IV became King of Denmark upon the death of his brother Harald IIIIn 1080, Canute IV became King of Denmark upon the death of his brother Harald III.WikipediaDetails →Eid al-Adha Fourth Day (Tentative Date) (Turkey)TurkeyA public holiday in Turkey, known locally as Kurban Bayramı 4. Gün (Tentative Date).Nager.DateDetails →Fast of the Firstborn (Ta’anit Bechorot)A minor fast for firstborn sons on the day before Passover, usually broken at a siyum. Observed from dawn to nightfall.Hebcal, computedDetails →Yazidi New Year (Charshema Sor)Red Wednesday: the Yazidi new year, when Tawusi Melek descends to earth; eggs are painted and pilgrims gather at Lalish in Iraq.Wikipedia, computedDetails →Passover (Pesach)Commemorates the Exodus from Egypt; the Seder is held on the first night. Begins at sundown on Wed, April 17, 2030.Hebcal, computedDetails →50th anniversary: Robert Mugabe became the first prime minister of Zimbabwe, beginning a 37-year...In 1980, Robert Mugabe became the first prime minister of Zimbabwe, beginning a 37-year period in power.WikipediaDetails →Maundy Thursday (Philippines)PhilippinesA public holiday in the Philippines, known locally as Huwebes Santo.Nager.DateDetails →Hanuman JayantiThe birth of Hanuman (North Indian date, Chaitra Purnima). Chaitra, Shukla Purnima. Regional dates can differ by a day.Wikipedia, computedDetails →Maundy ThursdayThe Last Supper.USCCB liturgical year, computedDetails →Paschal TriduumThe three days from the evening Mass of the Lord’s Supper on Holy Thursday to Easter Sunday evening.USCCB liturgical year, computedDetails →Good FridayThe crucifixion of Jesus.USCCB liturgical year, computedDetails →Good Friday (New Zealand)New ZealandA public holiday in New Zealand.Nager.DateDetails →
| Date | Event | |||
|---|---|---|---|---|
| Coming upMarch 2030 | ||||
| Mar 4Monin 3 years | 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 27 · Ethiopian Orthodox Tewahedo Church | – | annual | Ethiopian Orthodox Tewahedo ChurchComputed (rule) |
| Mar 6Wedin 3 years | 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 18 · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) |
| Mar 11Monin 3 years | 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 19 · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) |
| Coming upApril 2030 | ||||
| Apr 1Monin 3 years | 75th anniversary: The British Army's Mobile Defence Corps, intended to assist with civil defence...In 1955, The British Army's Mobile Defence Corps, intended to assist with civil defence after a nuclear attack, was established by royal warrant.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| April Fools’ DayA day for pranks.Observances · Days · Wikipedia | – | annual | WikipediaComputed (rule) | |
| CCPA / CPRA: Cybersecurity audit due: revenue under $50MFirst cybersecurity audit report (covering 2029) due for covered businesses with 2028 annual gross revenue under $50M (11 CCR 7121(a)(3)); annual by April 1...Tech · Compliance deadlines · California · Regulations | California | one-off | Regulations | |
| CFPB Open Banking Rule (Section 1033): Tier 5 compliance date (original)TentativeBanks with $850M to $1.5B in assets. Original date; subject to stay, extension and injunction.Tech · Compliance deadlines · United States · Regulations | United States | one-off | Regulations | |
| Apr 2Tuein 3 years | New moonThe Moon is between Earth and the Sun; darkest nights for stargazing.Sky · Moon phases · 5:03 pm CT · NASA | – | monthly | NASAComputed (rule) |
| Hans Christian Andersen, born 1805 (225 years)Danish novelist, short story writer, and poet (died 1875).People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Day of the Veterans and Fallen of the Malvinas War (Argentina)A public holiday in Argentina, known locally as Día del Veterano y de los Caídos en la Guerra de Malvinas.Holidays · Argentina · Argentina · Nager.Date | Argentina | annual | Nager.Date | |
| World Autism Awareness DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 3Wedin 3 years | 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) |
| 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 Apr 11 · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Helmut Kohl, born 1930 (100 years)German politician, Chancellor of Germany (died 2017).People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Apr 4Thuin 3 years | Ching Ming Festival (Hong Kong)A public holiday in Hong Kong.Holidays · Hong Kong · Hong Kong · Nager.Date | Hong Kong | annual | Nager.Date |
| Mercury at greatest eastern elongationMercury is 19.1° from the Sun, best seen in the evening sky.Sky · Planets · Astronomy Engine | – | recurring | Astronomy EngineComputed (rule) | |
| 125th anniversary: An earthquake hit the Kangra Valley in IndiaIn 1905, An earthquake hit the Kangra Valley in India, killing at least 20,000 people and destroying 100,000 buildings.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day for Mine Awareness and Assistance in Mine ActionA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 5Friin 3 years | Qingming Festival (Tomb-Sweeping Day)Families visit and sweep ancestors’ graves; the solar term when the Sun reaches 15° ecliptic longitude.Culture · Lunar calendar festivals · Hong Kong Observatory | – | annual | Hong Kong ObservatoryComputed (rule) |
| 75th anniversary: Aware that he was slowing down both physically and mentally in his old age,...In 1955, Aware that he was slowing down both physically and mentally in his old age, Winston Churchill retired as prime minister of the United Kingdom.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Agnetha Fältskog, born 1950 (80 years)Swedish singer-songwriter and producer.People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day of ConscienceA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 6Satin 3 years | 200th anniversary: Joseph Smith, Oliver Cowdery, David Whitmer and others formally organized the...In 1830, Joseph Smith, Oliver Cowdery, David Whitmer and others formally organized the Church of Christ, starting the Latter Day Saint movement.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| 25th anniversary: Kurdish leader Jalal Talabani was elected by the National Assembly as the first...In 2005, Kurdish leader Jalal Talabani was elected by the National Assembly as the first non-Arab president of Iraq.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day of Sport for Development and PeaceA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 7Sunin 3 years | 375th anniversary: After a conclave lasting eighty days, the College of Cardinals elected Fabio...In 1655, After a conclave lasting eighty days, the College of Cardinals elected Fabio Chigi as Pope Alexander VII.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| World Health DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Karume Day (Tanzania)A public holiday in Tanzania, known locally as Siku ya Karume.Holidays · Tanzania · Tanzania · Nager.Date | Tanzania | annual | Nager.Date | |
| Annunciation of the Theotokos (Julian calendar)One of the Twelve Great Feasts; kept even in Holy Week. March 25 in the Julian calendar.Religion · Eastern Orthodox · Orthodox Church in America | – | annual | Orthodox Church in AmericaComputed (rule) | |
| International Day of Reflection on the 1994 Genocide against the Tutsi in RwandaA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 8Monin 3 years | 400th anniversary: Kiliaen van Rensselaer purchased land near present-day Albany, New York, to...In 1630, Kiliaen van Rensselaer purchased land near present-day Albany, New York, to establish Rensselaerswyck, which became the most successful patroonship...History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Hanamatsuri (Buddha’s Birthday in Japan)Flower festival: sweet tea is poured over a statue of the infant Buddha.Religion · Buddhism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Philip IV of Spain, born 1605 (425 years)Philip IV of Spain (died 1665).People · Birth anniversaries · Wikipedia | – | annual | Wikipedia | |
| Apr 9Tuein 3 years | 50th anniversary: Iraqi philosopher Muhammad Baqir al-Sadr (pictured) and his sister Amina were...In 1980, Iraqi philosopher Muhammad Baqir al-Sadr (pictured) and his sister Amina were executed by the regime of Saddam Hussein.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Day of Valor (Philippines)A public holiday in the Philippines, known locally as Araw ng Kagitingan.Holidays · Philippines · Philippines · Nager.Date | Philippines | annual | Nager.Date | |
| 25th anniversary: Charles, Prince of Wales, married Camilla Parker Bowles in a civil ceremony at...In 2005, Charles, Prince of Wales, married Camilla Parker Bowles in a civil ceremony at the Windsor Guildhall.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Apr 10Wedin 3 years | First quarter moonThe Moon is half lit (waxing).Sky · Moon phases · 9:57 pm CT · NASA | – | monthly | NASAComputed (rule) |
| Google Cloud retires Python 3.13UnverifiedCloud Run functions ends support for this runtime.Tech · Retirements · Google Cloud · Google Cloud | Google Cloud | one-off | Google Cloud | |
| Apr 11Thuin 3 years | HajjTentativeThe pilgrimage to Mecca, from the Day of Tarwiyah (8 Dhu al-Hijjah) to the last day of Tashreeq (13 Dhu al-Hijjah). 12/8/1451 AH in the Umm al-Qura...Religion · Islam · to Apr 16 · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| 100th anniversary: Anglo-Indian hunter Jim Corbett shot the second of the man-eating tigers of ChowgarhIn 1930, Anglo-Indian hunter Jim Corbett shot the second of the man-eating tigers of Chowgarh.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Apr 12Friin 3 years | Day of ArafahTentativeThe high point of the Hajj pilgrimage. 12/9/1451 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon sighting...Religion · Islam · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| Ram NavamiTentativeThe birth of Rama. Chaitra, Shukla 9. Regional dates can differ by a day.Religion · Hinduism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| 50th anniversary: Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from...In 1980, Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from St. John's, Newfoundland and Labrador, with a prosthetic leg to raise...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Day of Human Space FlightA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 13Satin 3 years | Eid al-AdhaTentativeThe Festival of Sacrifice, during the Hajj. 12/10/1451 AH in the Umm al-Qura calendar. Begins the evening before; the actual date depends on local moon...Religion · Islam · Umm al-Qura calendar | – | annual | Umm al-Qura calendarComputed (rule) |
| Songkran (Thai New Year)The Theravada new year of Thailand, with Pi Mai in Laos, Thingyan in Myanmar and Choul Chnam Thmey in Cambodia: temple visits, merit-making and water throwing.Religion · Buddhism · to Apr 15 · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Stream trout season opens (MN)Stream trout, Statewide inland streams.Outdoors · Fishing · Statewide inland streams · Minnesota DNR | Statewide inland streams | annual | Minnesota DNR | |
| 100th anniversary: C. Rajagopalachari led the non-violent Vedaranyam March from Trichinopoly...In 1930, C. Rajagopalachari led the non-violent Vedaranyam March from Trichinopoly towards Vedaranyam.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Yom HaAliyahIsrael’s day honoring immigration to the Land of Israel. Begins at sundown on Fri, April 12, 2030.Religion · Judaism · Hebcal | – | annual | HebcalComputed (rule) | |
| Apr 14Sunin 3 years | VaisakhiThe Sikh new year and the founding of the Khalsa in 1699; the spring harvest festival in Punjab.Religion · Sikhism · Wikipedia | – | annual | WikipediaComputed (rule) |
| Holy WeekFrom Palm Sunday to Holy Saturday: the last week of Lent, remembering the Passion of Jesus.Religion · Christianity · to Apr 20 · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| Palm SundayJesus’s entry into Jerusalem; Holy Week begins.Religion · Christianity · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| Bengali New Year (Bangladesh)A public holiday in Bangladesh.Holidays · Bangladesh · Bangladesh · Nager.Date | Bangladesh | annual | Nager.Date | |
| Eid al-Adha First Day (Tentative Date) (Turkey)A public holiday in Turkey, known locally as Kurban Bayramı 1. Gün (Tentative Date).Holidays · Turkey · Turkey · Nager.Date | Turkey | annual | Nager.Date | |
| 25th anniversary: The Oregon Supreme Court nullified marriage licenses issued to same-sex couples...In 2005, The Oregon Supreme Court nullified marriage licenses issued to same-sex couples a year earlier by Multnomah County.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| World Chagas Disease DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Apr 15Monin 3 years | 275th anniversary: A Dictionary of the English Language by Samuel Johnson was first published,...In 1755, A Dictionary of the English Language by Samuel Johnson was first published, becoming one of the most influential dictionaries in the history of English.History · Anniversaries · Wikipedia | – | annual | Wikipedia |
| Birthday of José de Diego (Puerto Rico)A public holiday in Puerto Rico, known locally as Natalicio de José de Diego.Holidays · Puerto Rico · Puerto Rico · Nager.Date | Puerto Rico | annual | Nager.Date | |
| Eid al-Adha Second Day (Tentative Date) (Turkey)A public holiday in Turkey, known locally as Kurban Bayramı 2. Gün (Tentative Date).Holidays · Turkey · Turkey · Nager.Date | Turkey | annual | Nager.Date | |
| 75th anniversary: American restaurateur Ray Kroc opened the ninth McDonald's franchise in Des...In 1955, American restaurateur Ray Kroc opened the ninth McDonald's franchise in Des Plaines, Illinois, an occasion considered to be the founding of the...History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| International Wellness DayA United Nations international day.Observances · UN international days · United Nations | – | annual | United Nations | |
| Patriots’ Day (Massachusetts)Marks the battles of Lexington and Concord; Boston Marathon day.Observances · Days · Massachusetts General Laws | – | annual | Massachusetts General LawsComputed (rule) | |
| Apr 16Tuein 3 years | Mahavir JayantiTentativeThe birth of Mahavira, the 24th Tirthankara. Chaitra, Shukla 13. Regional dates can differ by a day.Religion · Jainism · Wikipedia | – | annual | WikipediaComputed (rule) |
| Eid al-Adha Third Day (Tentative Date) (Turkey)A public holiday in Turkey, known locally as Kurban Bayramı 3. Gün (Tentative Date).Holidays · Turkey · Turkey · Nager.Date | Turkey | annual | Nager.Date | |
| Apr 17Wedin 3 years | Full moon: Pink Moon (supermoon)Traditional North American name: Pink Moon. Moon 359,648 km from Earth, close enough to count as a supermoon.Sky · Moon phases · 10:20 pm CT · NASA | – | monthly | NASAComputed (rule) |
| 950th anniversary: Canute IV became King of Denmark upon the death of his brother Harald IIIIn 1080, Canute IV became King of Denmark upon the death of his brother Harald III.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Eid al-Adha Fourth Day (Tentative Date) (Turkey)A public holiday in Turkey, known locally as Kurban Bayramı 4. Gün (Tentative Date).Holidays · Turkey · Turkey · Nager.Date | Turkey | annual | Nager.Date | |
| Fast of the Firstborn (Ta’anit Bechorot)A minor fast for firstborn sons on the day before Passover, usually broken at a siyum. Observed from dawn to nightfall.Religion · Judaism · Hebcal | – | annual | HebcalComputed (rule) | |
| Yazidi New Year (Charshema Sor)Red Wednesday: the Yazidi new year, when Tawusi Melek descends to earth; eggs are painted and pilgrims gather at Lalish in Iraq.Religion · Yazidism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Apr 18Thuin 3 years | Passover (Pesach)Commemorates the Exodus from Egypt; the Seder is held on the first night. Begins at sundown on Wed, April 17, 2030.Religion · Judaism · to Apr 25 · Hebcal | – | annual | HebcalComputed (rule) |
| 50th anniversary: Robert Mugabe became the first prime minister of Zimbabwe, beginning a 37-year...In 1980, Robert Mugabe became the first prime minister of Zimbabwe, beginning a 37-year period in power.History · Anniversaries · Wikipedia | – | annual | Wikipedia | |
| Maundy Thursday (Philippines)A public holiday in the Philippines, known locally as Huwebes Santo.Holidays · Philippines · Philippines · Nager.Date | Philippines | annual | Nager.Date | |
| Hanuman JayantiTentativeThe birth of Hanuman (North Indian date, Chaitra Purnima). Chaitra, Shukla Purnima. Regional dates can differ by a day.Religion · Hinduism · Wikipedia | – | annual | WikipediaComputed (rule) | |
| Maundy ThursdayThe Last Supper.Religion · Christianity · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| Paschal TriduumThe three days from the evening Mass of the Lord’s Supper on Holy Thursday to Easter Sunday evening.Religion · Catholic · to Apr 21 · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) | |
| Apr 19Friin 3 years | Good FridayThe crucifixion of Jesus.Religion · Christianity · USCCB liturgical year | – | annual | USCCB liturgical yearComputed (rule) |
| Good Friday (New Zealand)A public holiday in New Zealand.Holidays · New Zealand · New Zealand · Nager.Date | New Zealand | annual | Nager.Date | |