Jamie Gillis (born James Ira Gurman; April 20, 1943 – February 19, 2010) was an American pornographic actor, director and member of the AVN Hall of Fame.

Gillis was born in New York City into a Jewish family and graduated from Columbia University. He appeared in more than 470 movies as an actor." He also directed several adult movies. Openly bisexual, he appeared in many gay porn films, including a sex scene with another actor in the 1975 bisexual film The Story Of Joanna. Gillis also appeared in a mainstream Hollywood film, Nighthawks (1981) starring Sylvester Stallone in which he played Lindsay Wagner's boss.

He is a pioneer in the pornographic style known as Gonzo. In addition to starring in the first Buttman film, he also created the influential On The Prowl series. Featuring a porn star who rides in a limo looking for regular guys to have sex with, the video series was very popular and inspired a scene in the movie Boogie Nights. He also co-produced the popular Dirty Debutante series with fellow director and performer Ed Powers, as well as the Walking Toilet Bowl series of films that focused on golden showers and coprophilia.