REA or Rea may refer to:

Places Rea, Lombardy, in Italy Rea, Missouri, United States Rea River, in Fiordland, New Zealand River Rea, a river in Birmingham, England River Rea, Shropshire, a river in Shropshire, England Rea, Hungarian name of Reea village in Totești Commune, Hunedoara County, Romania

Acronyms Railway Express Agency (1918–1975), a defunct American package delivery service Ralph Engelstad Arena, ice hockey venue at the University of North Dakota in Grand Forks, North Dakota Reactive arthritis, inflammatory arthritis that develops in response to an infection in another part of the body Real Academia Española, the Royal Spanish Academy regulating the Spanish language. Reggio Emilia approach, an educational philosophy Religious Education Association, American scholarly organization Renewable Energy Association, British trade association Research & Education Association, American publisher of test preparation materials and study guides Research Executive Agency, former name of the European Research Executive Agency Resident Evil: Afterlife (2010), an American horror film Resident Evil: Apocalypse (2004), an American horror film Resources, Events, Agents, a theoretical model for computerized accounting Rethymniaki Enosi Athliton, a Greek women's association football club Rosenergoatom, () is the Russian nuclear power station operations subsidiary of Atomenergoprom. Rules Enabling Act (1934), US law empowering Federal courts to create "Rules of Civil Procedure" Rural Electrification Act (1936), US law providing for rural electrification Rural Electrification Administration (1932–1994), former name of the Rural Utilities Service, a US government agency Restrictive Early Action, a type of early action in American college admissions Rapid Equilibrium Assumption, a method for solving Stiff ODEs

Other Rea, synonym of the plant subgenus Sonchus subg. Dendroseris Rea (name), including a list of people and characters with the name Rea (album) Mens rea (Latin for 'guilty mind'), a legal term Rea Award for the Short Story, an annual American and Canadian literary award Rhea (bird), sometimes misspelled rea Rea Magnet Wire, manufacturer of a broad range of magnet wire and other specialty wire REA Group, the parent company of property website

See also Riya, a feminine given name Rhea (disambiguation) RIA (disambiguation) Rio (disambiguation) Ríos (disambiguation)