Onegin most often refers to Alexander Pushkin's 1833 verse novel Eugene Onegin. Works based on Pushkin's poem titled "Onegin" include: Eugene Onegin (opera), an opera by Tchaikovsky, derived from the novel Onegin (1999 film), a British-American film, derived from the novel Onegin (2024 film), a Russian historical romance film, derived from the novel Onegin (Cranko), a ballet created by John Cranko, derived from the novel

People with the surname Sigrid Onégin (1889–1943), opera singer

See also Eugene Onegin (disambiguation)