This is a list of calendars that are currently in use by societies or groups:
Common worldwide
National and ethnic calendars
Category National and ethnic calendars not found
It should be noted that the Maya calendar is still (in part) used by Maya Indians.
Liturgical calendars
It should be noted that the Germanic calendar and Runic calendar are still in use by Ásatrúar; that the Julian Calendar is still used by nearly all Orthodox Churches for Easter-related ["moveable"] feasts, and by most Orthodox Christians for other ["fixed"] feasts also; and the Revised Julian calendar is used by many Orthodox Christians for "fixed" feasts.
Calendars used by miscellaneous groups
Category Calendars used by miscellaneous groups not found