Mark Famiglietti (born September 26, 1979) is an American actor, screenwriter, film producer and author. He is best known for appearing in television shows such as Hang Time and Young Americans. He also appeared in Terminator 3: Rise of the Machines.

Career
Famiglietti attended New York University as a drama major, where he studied with the Atlantic Theatre Company. During his second semester, he put college on hold and headed for Hollywood after being cast as Nick Hammer, on the NBC series Hang Time. He also guest-starred on The WB comedy Zoe, Duncan, Jack and Jane, landed the role of Scout on the short-lived WB series Young Americans.

In 2017 he wrote the book, and later a screenplay: both were named The Divorce Party.