Seahorse (disambiguation)

A seahorse is a marine fish belonging to the genus Hippocampus.

Seahorse or seahorses may also refer to:

Science and technology

Hippopotamus, which was often called a seahorse in the mid-nineteenth century
Seahorse (software), a GNOME front-end application for storing passwords and cryptographic keys

Seahorse (2019 film), a British documentary film directed by Jeanie Finlay
Seahorse (2026 film), a Canadian drama film directed by Aisha Evelyna
The Seahorses, a British rock band
Sea Horses (novel), a 1925 novel by Francis Brett Young
Sea Horses (film), a 1926 American silent drama film, based on the novel
The Sea Horse, a 1974 off-Broadway play by Edward J. Moore; see Royal Manitoba Theatre Centre production history
"Seahorses", an episode of the television series Teletubbies
Sea Horse Baian, a fictional character in the manga Saint Seiya (aka Knights of the Zodiac)
Sea-Horse (folktale), a folktale from Syria

USS Seahorse, several United States Navy ships
HMS Seahorse, several Royal Navy ships
F. F. E. Yeo-Thomas (1902–1964), S.O.E. operative had "SEAHORSE" as a code name during World War II
Seahorse, various versions of the Sikorsky H-34 military helicopter
Sea Horse, a merchant ship in the wrecking of the Sea Horse, Boadicea and Lord Melville in 1816

Seahorse (HBC vessel, 1734), operated by the HBC from 1734-1764, see Hudson's Bay Company vessels
Seahorse (HBC vessel, 1765), operated by the HBC from 1765-1781, see Hudson's Bay Company vessels
Seahorse (HBC vessel, 1782), operated by the HBC from 1782-1792, see Hudson's Bay Company vessels

Hippocampus (mythology) or sea-horse, a mythological creature depicted as a horse in its forepart with a fish-like hindquarter
Sea Horse (restaurant), a restaurant in Helsinki, Finland
King George V Seahorses, a set of British postage stamps