Deer are ruminant mammals forming the family Cervidae.

Deer may also refer to:

Animals Mouse-deer Musk deer, several species that make up Moschus

People Deer (given name), a Native American given name Deer (surname), a surname

Places Deer Creek (disambiguation) Deer Hill (disambiguation) Deer Island (disambiguation) Deer Lake (disambiguation) Deer Mountain (disambiguation) Deer Pond (disambiguation) Deer River (disambiguation)

Scotland Deer Abbey, Buchan New Deer, a village in Aberdeenshire Old Deer, another village in Aberdeenshire

United States Deer, Missouri, a community Deer Falls, Washington Deer Township, Roseau County, Minnesota

Other uses Deer Jet, one of the subsidiaries of Hainan Airlines group The Deer (film), an Iranian film Great Wall Deer, a Chinese pick-up

See also Deers (disambiguation) Deere, as in John Deere