Peter Paul Fix (Dobbs Ferry, Nova York, 13 de març de 1901 - Los Angeles, Califòrnia, 14 d’octubre de 1983) va ser un actor de personatges de cinema i televisió nord-americà conegut sobretot pel seu treball en westerns. Fix va aparèixer en més de 100 pel·lícules i dotzenes de programes de televisió al llarg d'una carrera de 56 anys entre 1925 i 1981.

Paul Fix (March 13, 1901, Dobbs Ferry, New York – October 14, 1983, Los Angeles, California) was an American film and television character actor, best known for his work in westerns. Fix appeared in more than a hundred movies and dozens of television shows over a 56-year career spanning from 1925 to 1981. In the 1950s, Fix was best known for portraying Marshal Micah Torrance alongside Chuck Connors in The Rifleman.

Paul Fix died October 14, 1983, Los Angeles, California, of kidney failure. He was survived by his daughter Marilyn Carey and son-in-law Harry "Dobe" Carey, three grandchildren and several great-grandchildren.

Supposedly Fix taught John Wayne -- a lifelong friend -- his famous and distinctive "rolling walk" when Wayne was starting out in the business. He wanted something to set him apart, so Fix suggested the rolling gait that became his trademark.