Ferrigno married Susan Groff in 1978, divorcing a year later. On May 3, 1980, he married psychotherapist Carla Green, who then also began serving as his manager; she later became a personal trainer. They have three children, Shanna, born 1981; Louis, Jr., born 1984; and Brent, born 1990. Shanna has a recurring role as Nurse Janice in "Days of Our Lives", and appeared in the NBC series "Windfall", as well as the television film "Within", and in 2005 she appeared in the E! reality television series, "". Louis, Jr. was a linebacker for the University of Southern California Trojans football team. He currently plays a recurring role in the TV series "S.W.A.T.", airing on CBS.