Easter is a moveable feast and the date varies every year. The computation of the date involves a formula which takes into account the lunar cycle each year. Since all other moveable feasts move around the date for Easter, they vary as well from year to year. Table of dates of Easter 2001-2021 can be different for Western and Eastern Christianity since each faction follows a different calendar. The dates given in this article are based on the Gregorian calendar, which is followed by members belonging to the denominations of Protestant Churches and the Roman Catholic Church.
Good Friday dates are also provided in the table of dates of Easter 2001-2021 below.