Home > List of calendars

1 List of calendars

(including some dating systems which are not really calendars)

1.1 In current use

• 53-week calendar
• Bahai calendar
• Chinese calendar
• Coptic calendar
• Discordian calendar
• Ethiopian calendar
• Fiscal year
• Gregorian calendar
• Hebrew calendar
• Hindu calendars
• Iranian calendar
• Irish calendar
• Islamic calendar
• ISO Week-Date calendar
• Revised Julian calendarThe Revised Julian calendar is a calendar that was considered for adoption by the Eastern Orthodox Church at a convention in Istanbul in 1923. It was created by Milutin Milankovic. The civil part of the calendar is identical to the Gregorian calendar exce
• Japanese calendarSince January 1, 1873, Japan has used the Gregorian Calendar, with local names for the months and mostly fixed holidays. Before 1873 a lunisolar calendar was in use, which was adapted from the Chinese calendar. Years Since the adoption of the Gregorian ca
• Julian calendarThe Julian calendar was introduced by Julius Caesar in 46 BC, taking force in 45 BC or 709 ab urbe condita''. It was chosen after consultation with the Alexandrian astronomer Sosigenes and was probably designed to approximate the tropical year, known sinc
• Malayalam calendarThe Malayalam calendar is a Solar calendar. It has twelve months: # Chingam # Kanni # Thulam # Vrischikam # Dhanu # Makaram # Kumbham # Meenam # Medam # Edavam # Midhunam # Karkidakam The months are named after the constellations in which the Sun is seen
• Metonic calendar
• Thai solar calendarThe Thai solar, or Suriyakati , calendar is used in traditional and official contexts in Thailand, although the Western calendar is sometimes used in business. The months and days of the week are the same as those used in the western Gregorian calendar, o
• Zoroastrian calendarThe Zoroastrian calendar has a year that is 365 days long, composed of 12 months of 30 days each, plus an additional period of 5 days at the end of the year. There are three versions of this calendar with different starting dates for the year. The Qadimi (including Parsi)

1.2 Obsolete

• Aztec calendarThe Aztec calendar was the calendar of the Aztec people of Pre-Columbian Mexico. It is one of the Mesoamerican calendars, sharing the basic structure of calendars from throughout ancient Mesoamerica. The calendar consisted of a 365 day calendar cycle and
• Babylonian calendar
• Egyptian calendar
• French Revolutionary calendar
• Germanic calendar
• Hellenic calendar
• Maya calendar
• Positivist calendar
• Roman calendar
• Soviet revolutionary calendar
• Thai lunar calendar