Mark Gruner
| Mark Gruner | |
|---|---|
| Born | December 29, 1958 | 
| Occupation | Actor | 
| Years active | 1970–1978 | 
| Relatives | David Gruner (brother) | 
Mark Gruner (born December 29, 1958) is an American former actor.
He played Robert Mueller in A Little Game (1971), by Paul Wendkos, and Perron in The Tribe (1974), by Richard A. Colla. His final and most notable role was Mike Brody in Jaws 2 (1978). His late brother, David Gruner (1957–2009), was also an actor.