Constituent or constituency may refer to:

Politics Constituency, an electoral district or constituency Constituent, an individual voter represented by a elected official within an electoral district, organization, etc. Constituent state (territory, country, etc.): an administrative division of a larger state Constituent assembly, a body assembled for the purpose of drafting or revising a constitution

Other uses Constituent (linguistics), a word or a group of words that function as a single unit within a hierarchical structure Constituent quark, a current quark with a notional "covering"

See also Ingredient Part (disambiguation)