Wikipedia:Selected anniversaries/Holidays and observances

This is a more-or-less complete list of holidays and observances that may be included in any of the subpages of Wikipedia:Selected anniversaries. The purpose of this list is to help editors keep track of when the days should be listed, especially those whose dates vary from year to year. Note that the listings may be omitted from the various subpages because of article quality concerns.

Fixed-date and fixed day-of-week

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January

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Day of month Listings Notes
1 New Year's Day in the Gregorian calendar; Independence Day in Brunei (1984), Haiti (1804), and Sudan (1956); Constitution Day in Italy (1948); Founding Day in the Republic of China (1912)
2 Ancestry Day in Haiti
3 none
4 Day of the Fallen against the Colonial Repression in Angola; Independence Day in Burma (1948)
5 Twelfth Night (Western Christianity)
6 Epiphany (Gregorian calendar); Armed Forces Day in Iraq
7 Christmas (Julian calendar); Victory Day in Cambodia (1979); Flag Day in Italy (1797)
8 Kim Jong-un's Birthday in North Korea
9 Martyrs' Day in Panama (1964); Feast of the Black Nazarene in the Philippines; Republic Day in Republika Srpska (1992)
10 Traditional Day in Benin
11 Proclamation of Independence in Morocco (1944); Eugenio María de Hostos Day in Puerto Rico (1839)
12 National Youth Day in India; Zanzibar Revolution Day in Tanzania (1964); Memorial Day in Turkmenistan (1881)
13 St. Knut's Day (ChristianityScandinavia)
14 New Year in the Julian calendar; Makar Sankranti in India; National Forest Conservation Day in Thailand
15 Army Day in India; John Chilembwe Day in Malawi; Armed Forces Day in Nigeria; Korean Alphabet Day in North Korea;
16 Magen David Day in Israel; Teachers' Day in Thailand; National Religious Freedom Day in the United States
17 National Day in Minorca (1287)
18 The Week of Prayer for Christian Unity begins; Royal Thai Armed Forces Day in Thailand; Paryaya Festival at Udupi City Paryaya is held in even-numbered years
19 Theophany (Julian calendar)
20 Martyr's Day in Azerbaijan (1990); Armed Forces Day in Mali
21 Errol Barrow Day in Barbados; Day of Our Lady of Altagracia in the Dominican Republic; Flag Day in Quebec; National Hug Day in the United States
22 Reunion Day in Ukraine (1919)
23 none
24 Unification Day in Romania (1849)
25 Tatiana Day in Russia; Burns Night in Scots culture; Dydd Santes Dwynwen in Wales
26 Australia Day (1788); Duarte Day in the Dominican Republic (1813); Republic Day in India (1950); Liberation Day in Uganda (1986)
27 Various commemorations of the liberation of Auschwitz (1945)
28 Army Day in Armenia
29 Constitution Day in Gibraltar
30 School Day of Non-violence and Peace; Martyrs' Day in India
31 Independence Day in Nauru (1968)
2nd Monday Coming of Age Day in Japan
2nd Saturday Children's Day in Thailand
3rd Monday Martin Luther King, Jr. Day in the United States

February

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Day of month Listings Notes
1 Imbolc in the Northern Hemisphere; Lughnasadh in the Southern Hemisphere; Federal Territory Day in the Federal Territories of Malaysia; National Freedom Day in the United States
2 World Wetlands Day; Candlemas in Western Christianity; Groundhog Day in Canada and the United States; Constitution Day in the Philippines (1987)
3 Setsubun in Japan; Heroes' Day in Mozambique; Martyrs' Day in São Tomé and Príncipe; Four Chaplains' Day in the United States
4 World Cancer Day; Day of the Armed Struggle in Angola (1961); Independence Day in Sri Lanka (1948)
5 Constitution Day in Mexico (1917); Kashmir Day in Pakistan
6 Sami National Day in Finland, Norway, Russia and Sweden (1917); Waitangi Day in New Zealand (1840)
7 Independence Day in Grenada (1974)
8 Prešeren Day in Slovenia (1949)
9 none
10 Fenkil Day in Eritrea (1990); National Memorial Day of the Exiles and Foibe in Italy
11 World Day of the Sick (Roman Catholic Church); Youth Day in Cameroon; Victory of the Revolution in Iran (1979), National Foundation Day in Japan (660 BC); National Inventors' Day in the United States
12 Darwin Day; Red Hand Day; Union Day in Burma (1947); Lincoln's Birthday in parts of the United States; Youth Day in Venezuela (1814)
13 none
14 Valentine's Day; Statehood Day in Arizona (1912) and Oregon (1859)
15 Nirvana Day (Mahayana Buddhism); Candlemas (Eastern Christianity); Flag Day in Canada; National Day in Serbia; Total Defence Day in Singapore; Susan B. Anthony Day in the United States
16 Statehood Day in Lithuania (1918); Kim Jong-il's Birthday in North Korea
17 Independence Day in Kosovo (2007)
18 Independence Day in The Gambia (1965)
19 Commemoration of Vasil Levski in Bulgaria; Armed Forces Day in Mexico; Flag Day in Turkmenistan
20 World Day of Social Justice
21 International Mother Language Day; Language Movement Day in Bangladesh
22 Independence Day in Saint Lucia (1979)
23 National Day in Brunei (1984); Republic Day/Mashramani in Guyana (1970); Defender of the Fatherland Day in Russia and several other former Soviet republics
24 Independence Day in Estonia (1918); Flag Day in Mexico; Dragobete in Romania; National Artist Day in Thailand
25 Soviet Occupation Day in Georgia (1921); National Day in Kuwait (1950); EDSA Revolution Anniversary in the Philippines (1986)
26 Liberation Day in Kuwait (1991); Ayyám-i-Há begins (Baháʼí calendar); Saviours' Day in the Nation of Islam
27 Independence Day in the Dominican Republic (1844)
28 Rare Disease Day; Teachers' Day in Arab countries; Kalevala Day in Finland; National Science Day in India; Peace Memorial Day in Taiwan (1947)
29 none Leap day redirects to February 29
3rd Monday Family Day in various regions of Canada; Washington's Birthday/Presidents Day in the United States

March

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Day of month Listings Notes
1 Self-injury Awareness Day; Independence Day in Bosnia and Herzegovina (1992); Martenitsa in Bulgaria; Beer Day in Iceland; Mărţişor in Romania and Moldova; Samiljeol in South Korea; Saint David's Day in Wales;
2 The Nineteen Day Fast begins (Baháʼí Faith); Peasants Day in Burma; Victory at Adwa Day in Ethiopia; Independence Day in Texas (1836)
3 Liberation Day in Bulgaria (1878); Sportsmen's Day in Egypt; Mother's Day in Georgia; Girls' Day in Japan
4 Saint Casimir's Day in Lithuania and Poland
5 St Piran's Day in Cornwall (United Kingdom); National Tree Planting Day in Iran; Lei Feng Day in the People's Republic of China
6 Independence Day in Ghana (1957); Foundation Day in Norfolk Island (Australia); Alamo Day in Texas
7 Teachers' Day in Albania
8 International Women's Day; Mother's Day in various European countries; Revolution Day in Syria
9 Teachers' Day in Lebanon
10 Tibetan Uprising Day
11 Moshoeshoe Day in Lesotho; Independence Day in Lithuania (1990)
12 World Day Against Cyber Censorship; Arbor Day in China and Taiwan; Independence Day in Mauritius (1968); Youth Day in Zambia
13 none
14 New Year's Day (Sikhs); White Day in various East Asian countries; Constitution Day in Andorra (1993); Mother Tongue Day in Estonia; Heroes' Day in Saint Vincent and the Grenadines; Pi Day
15 Ides of March; World Consumer Rights Day; World Day of Muslim Culture, Peace, Dialogue and Film; Constitution Day in Belarus; National Day in Hungary (1848); Hōnen Matsuri in Japan
16 Saint Urho's Day (Finnish Americans); Remembrance day of the Latvian legionnaires; Day of the Book Smugglers in Lithuania
17 Saint Patrick's Day; Boxer's Day in Thailand
18 Flag Day in Aruba; Men's and Soldiers' Day in Mongolia
19 Saint Joseph's Day (Western Christianity); Father's Day in various countries
20 International Francophonie Day; Independence Day in Tunisia (1956)
21 International Day for the Elimination of Racial Discrimination; World Down Syndrome Day; World Poetry Day; Naw-Rúz (Baháʼí calendar); Mother's Day in Arab countries; Harmony Day in Australia; Independence Day in Namibia (1990); Truant's Day in Poland; Human Rights Day in South Africa; Youth Day in Tunisia
22 World Water Day; Emancipation Day in Puerto Rico
23 World Meteorological Day; Day of Hungarian–Polish Friendship in Hungary and Poland; Republic Day in Pakistan (1956)
24 World Tuberculosis Day; Day of Remembrance for Truth and Justice in Argentina (1976)
25 Feast of the Annunciation (Christianity); Freedom Day in Belarus (1918); Independence Day in Greece (1821); Maryland Day in Maryland (1634); Struggle for Human Rights Day in Slovakia (1988); Mother's Day in Slovenia; Waffle Day in Sweden; Tolkien Reading Day Annunciation may be moved if on a Sunday or if during Holy Week
26 Synaxis of the Archangel Gabriel (Eastern Christianity); Independence Day in Bangladesh (1971); Prince Kūhiō Day in Hawaii (1871)
27 Tatmadaw Day in Burma
28 Teachers' Day in the Czech Republic and Slovakia; Serfs Emancipation Day in Tibet
29 Boganda Day in the Central African Republic (1959); Day of the Young Combatant in Chile (1985); Youth Day in the Republic of China (Taiwan) (1911)
30 Land Day (Palestinians); Spiritual Baptist/Shouter Liberation Day in Trinidad and Tobago; National Doctors' Day in the United States
31 Freedom Day in Malta; Thomas Mundy Peterson Day in New Jersey (1870); King Nangklao Memorial Day in Thailand (1787); César Chávez Day in various U.S. states (1927); Transfer Day in the U.S. Virgin Islands
1st Monday Casimir Pulaski Day in Illinois
2nd Monday Canberra Day in the Australian Capital Territory; Commonwealth Day in the Commonwealth of Nations
around March 20 March Equinox; World Storytelling Day; Nowruz (Iranians, Kurds and Zoroastrians); Vernal Equinox Day in Japan
3rd Monday Benito Juárez Day in Mexico
last Saturday Earth Hour (20:30 local time in various areas)
last Monday Seward's Day in Alaska

April

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Day of month Listings Notes
1 April Fools' Day; Assyrian New Year; National Day in Iran (1979); Edible Book Day
2 World Autism Awareness Day; Malvinas Day in Argentina
3 none
4 Day of Peace and Reconciliation in Angola; Independence Day in Senegal (1960); Children's Day in Taiwan and Hong Kong
5 none
6 Tartan Day in Canada and the United States; Chakri Memorial Day in Thailand (1782); New Beer's Eve in the United States
7 World Health Day; Genocide Memorial Day in Rwanda; Sheikh Abeid Amani Karume Day in Tanzania (1972)
8 International Romani Day; Hanamatsuri in Japan; Draw a Bird Day
9 Vimy Ridge Day in Canada; Occupation of Denmark Remembrance Day in Denmark; Day of the Finnish Language in Finland; Day of National Unity in Georgia (1989); Araw ng Kagitingan in the Philippines
10 none
11 Juan Santamaría Day in Costa Rica
12 Global Day of Action on Military Spending; Yuri's Night; Cosmonautics Day in Russia
13 Songkran begins in Thailand; Jefferson's Birthday in the United States
14 N'Ko Alphabet Day in West Africa; Day of the Georgian language in Georgia (1978)
15 Father Damien Day in Hawaii; Birthday of the Great Leader in North Korea; Tax Day in the United States
16 Queen Margrethe II's birthday in Denmark; Emancipation Day in Washington, D.C.
17 World Hemophilia Day; Evacuation Day in Syria
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2nd Friday Fast and Prayer Day in Liberia
3rd Monday Patriots' Day in Maine and Massachusetts
3rd Thursday Administrative Professionals' Day in various European countries
Wednesday of last full week Administrative Professionals' Day in the United States

October

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Day of month Listings Notes
1 National Day in the People's Republic of China (1949); Independence Day in Cyprus and Nigeria (both 1960), Tuvalu (1978) and Palau (1994)
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6 German-American Day in the United States
7 Teachers' Day in Albania
8 International Women's Day; Mother's Day in various European countries; Revolution Day in Syria
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1st Monday Labour Day in Australian Capital Territory, New South Wales and South Australia
2nd Monday Thanksgiving in Canada; Health and Sports Day in Japan; Columbus Day in the United States
4th Monday Labour Day in New Zealand

November

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Day of month Listings Notes
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2nd Sunday Remembrance Sunday in the United Kingdom
4th Thursday Thanksgiving in the United States;
4th Saturday Holodomor Remembrance Day in Ukraine

December

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Day of month Listings Notes
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2
3 United Nations' International Day of Persons with Disabilities
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Moveable days

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Listed in order of the first possible day.

When Listings Notes
First week of January Perihelion
around January 13 to 15 Pongal for Tamils
anywhere from January through February Tu Bishvat in Judaism 15th of Shevat
anywhere from late January through mid-February Lunar New Year in the Chinese calendar
between January 29 and March 4 Fat Thursday 52 days before Easter
first week of February Sapporo Snow Festival in Japan begins
between February 2 and March 8 Shrove Monday/Lundi Gras 48 days before Easter
between February 3 and March 9 Shrove Tuesday/Mardi Gras 47 days before Easter
between February 4 and March 10 Ash Wednesday 46 days before Easter
between February 8 and March 14 Feast of Orthodoxy (Eastern Christianity) 42 days before Easter
between February 9 and March 15 Clean Monday/First day of Great Lent (Eastern Christianity) 41 days before Easter
anywhere from mid-February to early March Lantern Festival (Chinese calendar) 15 days after Lunar New Year
late February to mid-March Fast of Esther (Judaism) 13th of Adar; if this is a Saturday, then it is observed on the preceding Thursday
late February to mid-March Purim (Judaism) 14th of Adar (begins at sundown on the 13th)
late February to mid-March Shushan Purim in Jerusalem and Susa (Judaism) 15th of Adar
late February to mid-March Holi (Hinduism) last full day of Phalguna
between March 1 and April 4 Laetare Sunday (Western Christianity); Mothering Sunday in the United Kingdom 4th Sunday of Lent
between March 8 and April 11 Passion Sunday (Anglicanism) 5th Sunday of Lent
between March 14 and April 17 Lazarus Saturday/Start of Holy Week (Eastern Christianity) one day before Palm Sunday
between March 15 and April 18 Palm Sunday (Christianity)
between March 19 and April 22 Maundy Thursday (Christianity) Thursday before Easter
between March 21 and April 24 Holy Saturday (Christianity) one day before Easter
between March 22 and April 25 Easter (Christianity)
between March 23 and April 26 Easter Monday (Christianity); Sham el-Nessim in Egypt; Family Day in South Africa
late March to mid-April Gudi Padwa and Ugadi in various parts of India 1st day of Chaitra
late March to mid-April Cheti Chand (Sindhis) 2nd day of Chaitra
late March to mid-April Rama Navami (Hinduism) 9th day of Chaitra
between March 28 and May 2 Easter Saturday (Western Christianity) Saturday after Easter
between March 29 and May 9 Divine Mercy Sunday (Roman Catholicism); Antipascha (Eastern Christianity) 1 week after Easter
around April 5 Qingming Festival (Chinese calendar); Hansik in South Korea 15 days after the equinox
early April to early May Yom HaShoah (Judaism) 27 of Nisan
April 13, 14, or 15 Visakhi (Sikhism); Bengali New Year; Tamil New Year;
mid-April to early May Festival of Mazu (Chinese calendar) 23rd day of 3rd lunar month
mid-April to mid-May Yom Hazikaron in Israel 4th of Iyar; if this is a Thursday or Friday, then this is observed on Wednesday; if this is a Sunday, then it is moved to Monday
mid-April to mid-May Yom Ha'atzmaut in Israel 5th of Iyar; if this is a Friday or Saturday, then this is observed on Thursday; if this is a Monday, then it is moved to Tuesday
late-April to early-June Vesak (Buddhism) Full moon of the month Vesākha
mid-September to mid-October Double Ninth Festival (Chinese calendar) 9th day of 9th lunar month
mid-September to mid-October Vijayadashami (India and Nepal); 10th of Ashvin
mid-September to mid-October Yom Kippur (Judaism) 10th of Tishrei
mid-September to late October Sukkot (Judaism) begins 15th of Tishrei (7 days long)
late September to late October Shemini Atzeret (Judaism) 22nd of Tishrei
late September to late October Simchat Torah (Judaism) 23rd of Tishrei
mid-October to mid-December Diwali (Hindu) A new moon night
mid-November to mid-December Bodhi Day (Buddhism) 8th day of the 12th month in the Chinese calendar
between November 20 and 26 Feast of Christ the King (Roman Catholic Church) Sunday before Advent begins
between November 27 and December 3 Advent begins (Western Christianity) 4th Sunday before December 25
late November to mid-December National Day in Burma 10th day following the full moon of the month of Tazaungmone
December Hanukkah (Judaism) begins 25th of Kislev (8 days long)
mid-December to mid-January Tenth of Tevet (Judaism) 10th of Tevet
December 20 to 22 December solstice' ([time] UTC, [year]); Dongzhi, Yalda, Yule, and other winter solstice festivals (Northern Hemisphere, year); Midsummer festivities (Southern Hemisphere, year)

Islamic holidays

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The Islamic calendar is shorter than the Gregorian year, so each observance will occur earlier in the Gregorian calendar every year by about 10–12 days.

2011 date 2012 date Listings Notes
Jan 25 Jan 14 Arba'een in Shi'a Islam 20th of Safar (40 days after Day of Ashura)
Feb 15 Feb 4 Mawlid in Sunni Islam 12th of Rabi'-ul-Awwal
Feb 20 Feb 11 Mawlid in Shi'a Islam 17th of Rabi'-ul-Awwal
Jun 29 Jun 17 Isra and Mi'raj (Islam) 27th day of Rajab
Jul 19 Jul 7 Laylat al Bara'at (Islam) 15th day of Sha'aban
Aug 1 Jul 20 1 Ramadan (Islam) 1st of Ramadan
Aug 17 Aug 6 Muhammad's first revelation (Islam) 17th / 21st of Ramadan
Aug 27 Laylat al-Qadr (Islam) 27th day of Ramadan
Aug 30 Aug 19 Eid ul-Fitr (Islam) 1st of Shawwal
Nov 4 First day of Hajj (Islam) begins 8th of Dhu al-Hijjah (3 days)
Nov 5 Day of Arafa (Islam) 9th of Dhu al-Hijjah
Nov 6 Eid al-Adha (Islam) begins 10th of Dhu al-Hijjah (3 days)
Nov 14 Eid al-Ghadeer (Islam) 18th of Dhu al-Hijjah
Nov 20 Eid al-Mubahila (Islam) 24th of Dhu al-Hijjah
Nov 26 Islamic New Year; Mourning of Muharram begins 1st of Muharram
Dec 5 Day of Ashura (Islam) 10th of Muharram