Finnegan may refer to:
- Finnegan the Poet
- Finnegan, the dog puppet from the Mr. Dressup television show
- Finnegan Foundation, Pennsylvania education organization
- Finnegan's Wake, a street ballad.
- Finnegans Wake, a book by James Joyce
- Finnegan, a minor fictional character in Star Trek.
- Christian Finnegan - American comedian.
- George Finnegan - American bantamweight boxer.
- Joseph Finnegan (Cryptanalyst)
- Joseph Finnegan (Irish jurist)
