Elo or ELO may refer to:
Arts and entertainment Electric Light Orchestra, a British rock music group The Electric Light Orchestra (album), the group's debut album Elo, a member magazine for the Tuglas Society
Biology Very-long-chain 3-oxoacyl-CoA synthase, an enzyme also known as ELO Eleorchis (Elo), an orchid genus
Organisations and brands Eurolot (ICAO airline designator), an airline Electronic Literature Organization, a nonprofit organisation promoting electronic literary works Elo (card association), a Brazilian payment card brand
Places Elo, Wisconsin, an unincorporated community in the US East Liverpool, Ohio, a city in the US
Other uses Elo (name), a surname and given name Elo rating system, a system for measuring the relative strength of players in chess and other two-player games World Football Elo Ratings, a ranking system for men's national teams in football Saveasi'uleo or Elo, a Samoan god who presides over Pulotu (the underworld)
See also ELO 2, the second album by Electric Light Orchestra ELO Part II, an offshoot band of Electric Light Orchestra