Mark Hentemann is an American animation writer. He is the executive producer and showrunner of the animated series Family Guy, where he started as a writer in its first season. In addition, Hentemann has also provided voices for many minor characters on Family Guy, including the "Phony Guy" and Opie. Hentemann has also written for the Late Show with David Letterman. As of 2013, Hentemann is working with Seth MacFarlane on an animated show for Fox called Bordertown, which he created. The series is expected to premiere in the spring of 2015 on the networks Animation Domination lineup. 

April 24th, 1969 in Cleveland (Age 55)