Observance may refer to: * Holiday, day(s) of observance * Anniversary, the date on which an event took place or an institution was founded in a previous year, and may also refer to the commemoration or celebration of that event *

List of minor secular observances Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Jewish holidays * Chag HaMatzot (Feast of Unleavened Bread – 7 days of consumption of matzo with wine and avoidance of leavened food ...

* United States observances

See also