Flipper is the name of several TV series and films featuring extremely intelligent bottlenose dolphins of the same name.
The original Flipper was an 1963 film directed by James B. Clark. The most popular Flipper is surely the TV series that originally ran from 1964-1968 and has subsequently been re-run many times all over the world. Park Ranger Porter Ricks (played by Brian Kelly) and his son Sandy (Luke Halpin) are the "owners" of Flipper, played by a dolphin named Suzy.
The most recent re-telling the 1996 film starring Elijah Wood as the main character, Sandy. Sandy is a teenager from Chicago who is sent to live with his uncle Porter (Paul Hogan) over the summer. While staying there, Sandy meets Flipper, a dolphin, along with some other new friends.