Finnegan may refer to:
Characters Finnegan (Star Trek), a minor fictional character in Star Trek Finnegan, the dog puppet from the Mr. Dressup television show
Other Finnegan (surname), including a list of people with the name Finnegan, Alberta, an unincorporated community in Canada Finnegan Foundation, Pennsylvania education organization Finnegan, Henderson, Farabow, Garrett & Dunner, intellectual property law firm USS Finnegan (DE-307), Evarts-class U.S. destroyer escort
See also Finnigan Finnegan's Wake (disambiguation)