Succession is the act or process of following in order or sequence. (It is not to be confused with secession, the act of withdrawing from an organization, union, or political entity).

Succession may further refer to, within the context of "order" and "sequence":

• In politics, order of succession is the ascension to power by one politician or monarch after another, usually in a clearly defined order.
• In large corporations, companies, non-profit organizations and associations succession may occur to an elected position on a permanent or temporary basis.
• In music, a succession is a series of any musical parameters including pitches, pitch classes, or simultaneities.
• In ecology, ecological succession are the series of changes in an ecological community that occur over time after a disturbance.
• In urban renewal, urban succession refers to the concept that as neighbourhoods mature, older housing stock is replaced by more modern housing, which again in turn is eventual re-developed into higher density housing.
• In law, succession of property law covers the two distinct concepts of inheritance and heirship, and applies where property is passed to one or more dependants according to a formula set out in law, religion, custom or under the terms of a trust. Succession may also apply to artificial persons, usually through corporate mergers or reorganizations.
• In decomposition, different groups of animals find a corpse attractive at different stages of decomposition, resultant changes in the animal community living on a body over time are known as a succession.

Succession may also refer to:

• 30 Rock, The title of the thirteenth episode of NBC's second season of 30 Rock.