The Works of Ossian is an influential cycle of poems written by James Macpherson.

Ossian may also refer to:

Places Ossian, Indiana, United States, a town Ossian, Iowa, United States, a city Ossian, New York, United States, a town Osian, Rajasthan, town in Jodhpur district, Rajasthan, India Loch Ossian, a lake in the Scottish Highlands

Music Ossian (band), a Scottish traditional band of the 1970s and 1980s Ossian (Hungarian band), a Hungarian heavy metal band founded in the 1980s. Ossian D'Ambrosio, Italian heavy metal guitarist Ossian, ou Les bardes, an 1804 opera by Jean-François Le Sueur Osjan or Ossian, a Polish 1970s rock band

Other uses Ossian (given name) Ossian (horse) Oisín, or Ossian, legendary Irish poet

See also Osian (disambiguation)