Table of Contents

Non-Gregorian religious catalogues

Concepts defined by the shared catalogues in this theme. A region pack imports the concepts it observes and supplies its own territory scope and non-working status - see the region pages. The When column is a one-phrase gloss, not the calculation recipe.

global-anchors

Concept Category Non-working Calendar When
Lunar New Year Cultural - ChineseLunisolar 1 month 1 (ChineseLunisolar)
Orthodox Easter Religious - Gregorian Algorithm: orthodox-easter
Ramadan Start Religious - Hijri 1 Ramadan (Hijri)

global-islamic

Concept Category Non-working Calendar When
Day of Arafah Religious - Hijri 9 Dhu al-Hijja (Hijri)
Day of Ashura Religious - Hijri 10 Muharram (Hijri)
Eid al-Adha Religious - Hijri 10 Dhu al-Hijja (Hijri)
Eid al-Fitr Religious - Hijri 1 Shawwal (Hijri)
Hajj Religious - Hijri 8 Dhu al-Hijja (Hijri)
Islamic New Year Religious - Hijri 1 Muharram (Hijri)
Isra and Mi'raj Religious - Hijri 27 Rajab (Hijri)
Laylat al-Qadr Religious - Gregorian Ramadan +26
Mawlid al-Nabi Religious - Hijri 12 Rabi I (Hijri)
Ramadan Religious - Hijri 1 Ramadan (Hijri)

Observed by: ID, PH

global-islamic-umm-al-qura

Concept Category Non-working Calendar When
Day of Arafah Religious - UmmAlQura 9 Dhu al-Hijja (UmmAlQura)
Day of Ashura Religious - UmmAlQura 10 Muharram (UmmAlQura)
Eid al-Adha Religious - UmmAlQura 10 Dhu al-Hijja (UmmAlQura)
Eid al-Fitr Religious - UmmAlQura 1 Shawwal (UmmAlQura)
Hajj Religious - UmmAlQura 8 Dhu al-Hijja (UmmAlQura)
Islamic New Year Religious - UmmAlQura 1 Muharram (UmmAlQura)
Isra and Mi'raj Religious - UmmAlQura 27 Rajab (UmmAlQura)
Laylat al-Qadr Religious - Gregorian Ramadan +26
Mawlid al-Nabi Religious - UmmAlQura 12 Rabi I (UmmAlQura)
Ramadan Religious - UmmAlQura 1 Ramadan (UmmAlQura)

Observed by: SA

global-jewish

Concept Category Non-working Calendar When
Hanukkah Religious - Hebrew 25 month Kislev (Hebrew)
Lag BaOmer Religious - Gregorian passover +33
Passover Religious - Hebrew 15 month Nisan (Hebrew)
Purim Religious - Hebrew 14 month LastAdar (Hebrew)
Rosh Hashanah Religious - Hebrew 1 month Tishri (Hebrew)
Shavuot Religious - Gregorian passover +50
Shemini Atzeret Religious - Gregorian rosh-hashanah +21
Simchat Torah (diaspora) Religious - Gregorian rosh-hashanah +22
Simchat Torah (Israel) Religious - Gregorian rosh-hashanah +21
Sukkot Religious - Gregorian rosh-hashanah +14
Tisha B'Av Religious - Hebrew 9 month Av (Hebrew)
Tu BiShvat Religious - Hebrew 15 month Shevat (Hebrew)
Yom Kippur Religious - Gregorian rosh-hashanah +9

Observed by: IL

global-hindu

Concept Category Non-working When
Makar Sankranti Cultural - Fixed 14 Jan
Pongal Cultural - Fixed 14 Jan
Diwali Religious - Algorithm: diwali
Dussehra Religious - Algorithm: dussehra
Ganesh Chaturthi Religious - Algorithm: ganesh-chaturthi
Holi Religious - Algorithm: holi
Janmashtami Religious - Algorithm: janmashtami
Karva Chauth Cultural - Algorithm: karva-chauth
Maha Shivaratri Religious - Algorithm: maha-shivaratri
Navaratri Religious - Algorithm: navaratri
Raksha Bandhan Cultural - Algorithm: raksha-bandhan
Ram Navami Religious - Algorithm: ram-navami
Saraswati Puja Religious - Algorithm: vasant-panchami
Vasant Panchami Religious - Algorithm: vasant-panchami

global-buddhist

Concept Category Non-working Calendar When
Parinirvana Day Religious - Gregorian Fixed 15 Feb
Bodhi Day Religious - Gregorian Fixed 8 Dec
Asalha Puja Religious - Gregorian Algorithm: asalha-puja
Buddha's Birthday (East Asian) Religious - ChineseLunisolar 8 month 4 (ChineseLunisolar)
Losar Religious - Gregorian Algorithm: losar
Vassa Religious - Gregorian asalha-puja +1
Vesak Religious - Gregorian Algorithm: vesak

Observed by: ID, TH

global-lunar

Concept Category Non-working Calendar When
Winter Solstice Festival Cultural - Gregorian Fixed 22 Dec
Double Ninth Festival Cultural - ChineseLunisolar 9 month 9 (ChineseLunisolar)
Dragon Boat Festival Cultural - ChineseLunisolar 5 month 5 (ChineseLunisolar)
Hungry Ghost Festival Cultural - ChineseLunisolar 15 month 7 (ChineseLunisolar)
Lantern Festival Cultural - Gregorian Lunar New Year +14
Lunar New Year Cultural - ChineseLunisolar 1 month 1 (ChineseLunisolar)
Mid-Autumn Festival Cultural - ChineseLunisolar 15 month 8 (ChineseLunisolar)
Qingming Festival Observance - Gregorian Algorithm: qingming
Qixi Festival Cultural - ChineseLunisolar 7 month 7 (ChineseLunisolar)

global-persian

Concept Category Non-working Calendar When
Nowruz Cultural - Persian 1 month 1 (Persian)
Sizdah Bedar Cultural - Persian 13 month 1 (Persian)
Yalda Night Cultural - Persian 30 month 9 (Persian)

global-bahai

Concept Category Non-working When
Ascension of Abdu'l-Baha Religious - naw-ruz +252
Ascension of Baha'u'llah Religious - naw-ruz +69
Day of the Covenant Religious - naw-ruz +250
Declaration of the Bab Religious - naw-ruz +64
First Day of Ridvan Religious - naw-ruz +31
Martyrdom of the Bab Religious - naw-ruz +111
Naw-Ruz Religious - Algorithm: vernal-equinox
Ninth Day of Ridvan Religious - naw-ruz +39
Ridvan Religious - naw-ruz +31
Twelfth Day of Ridvan Religious - naw-ruz +42

global-jain

Concept Category Non-working When
Das Lakshan Religious - samvatsari +1
Jain Diwali Religious - Algorithm: diwali
Kartik Purnima Religious - jain-diwali +15
Mahavir Jayanti Religious - ram-navami-anchor +4
Maun Agiyaras Religious - Algorithm: maun-agiyaras
Paryushana (Shvetambara) Religious - samvatsari -7
Ram Navami Anchor Religious - Algorithm: ram-navami
Samvatsari Religious - Algorithm: ganesh-chaturthi

global-sikh

Concept Category Non-working When
Guru Gobind Singh Jayanti Religious - Fixed 5 Jan
Vaisakhi Religious - Fixed 14 Apr
Martyrdom of Guru Arjan Dev Religious - Fixed 16 Jun
Martyrdom of Guru Tegh Bahadur Religious - Fixed 24 Nov
Bandi Chhor Divas Religious - Algorithm: diwali
Guru Nanak Gurpurab Religious - bandi-chhor-divas +15
Hola Mohalla Religious - holi-anchor +1
Holi Anchor Religious - Algorithm: holi

global-zoroastrian

Concept Category Non-working Calendar When
Khordad Sal Religious - Persian 6 month 1 (Persian)
Mehregan Religious - Persian 16 month 7 (Persian)
Sadeh Religious - Persian 10 month 11 (Persian)
Tirgan Religious - Persian 13 month 4 (Persian)
Zartosht No-Diso Religious - Persian 11 month 10 (Persian)
Zoroastrian Nowruz Religious - Persian 1 month 1 (Persian)

Generated from the notable-date XML resources by Bodu.Globalization.Calendar/Generate-NotableDateCatalogue.ps1. Regenerated (UTC): 2026-09-09T03:00:56Z. For the calculation recipes deliberately omitted here, see Territories and regional composition, Working with non-Gregorian calendars, and Holiday patterns; for the API, the Bodu.Globalization.Calendar namespace.

See also