Mia
MIA may refer to:
- Missing in action, a combatant who has not returned from war.
- Missing in Action (film), the first of a series of three action films starring Chuck Norris.
- Missing in Action (game), a Konami arcade game released in 1989 as a sequel to Rush'n Attack
- M.I.A., a Sri Lankan British rapper and singer
- M.I.A.(song), Song Number 11 on the Avenged Sevenfold album City of Evil
- Malta International Airport
- Marxists Internet Archive
- Meat Inspection Act
- Medically Indigent Adult, someone without health insurance or other medical coverage
- Messianic Israel Alliance
- Miami International Airport; MIA is the IATA airport code for Miami Int'l Airport
- Miami, Florida
- Montgomery Improvement Association
- Murrumbidgee Irrigation Area