Calendars actually in use

This page lists calendars which are, or have been, in actual use by category.

Common worldwide

Gregorian calendar

Ethnic and national calendars

► Chinese calendars

  Assyrian calendar

  Bengali calendar

  Berber calendar

  Bikram Samwat

  Chinese calendar

  Chinese calendar correspondence table

  Chinese constellation

  Ethiopian calendar

  Hebrew calendar

  Hindu calendar

  Icelandic calendar

  Indian national calendar

  Iranian calendar

  Irish calendar

  Islamic calendar

  Javanese calendar

  Korean calendar

  Lithuanian calendar

  Mesoamerican Long Count calendar

  Nepal Sambat

  Solar term

  Swedish calendar

  Thai calendar

  Thai lunar calendar

  Thai solar calendar

  Tzolk'in

Obsolete calendars

► Old style common years starting on day of week

  Armenian calendar

  Attic calendar

  Aztec calendar

  Babylonian calendar

  Byzantine calendar

  Celtic calendar

  Coligny calendar

  Decimal calendar

  Egyptian calendar

  Enoch Calendar

  Florentine calendar

  French Republican calendar

  French Revolutionary Calendar

  Hellenic calendar

  Igbo calendar

  Julian Calendar

  Maya calendar

  Pentecontad calendar

  Qumran Calendar

  Roman calendar

  Runic calendar

  Seleucid calendar

  Soviet revolutionary calendar

  Swedish calendar

Liturgical calendars

  Astronomical Season Calendar

  Bahá'í calendar

  Buddhist calendar

  Catholic Calendar

  Coptic calendar

  Dominical letter

  Ethiopian calendar

  Filianic calendar

  Hebrew calendar

  Islamic calendar

  Julian calendar

  Revised Julian calendar

  Tabot Calendar

  Tabular Islamic calendar

  Zoroastrian calendar