Opossums are marsupials of the order Didelphimorphia, native to the Western Hemisphere.

Opossum may also refer to:

Animals Shrew opossum Colocolo opossum, native to South America Opossum rat, a species of rodent Monommatinae, also known as the opossum beetle Mysida, also known as opossum shrimp, a group of small, shrimp-like crustaceans

Places Opossum Bay, a town in Tasmania, Australia Opossum Creek (disambiguation) Opossum Run, a stream in Ohio

Other uses HMS Opossum, any of several submarines of the British Royal Navy

See also Possum (disambiguation) Opossom (band), a New Zealand band including musician Kody Nielson