Lance Michael Kerwin (November 6, 1960 – January 24, 2023) was an American actor, known primarily for roles in television and film during his childhood and teen years in the 1970s. He played lead roles in the TV series James at 15, and the made-for-TV films The Loneliest Runner and Salem's Lot.

Kerwin was raised in Lake Elsinore, California. His father was an acting coach, who brought home scripts for his son to read. His mother was also a performer and, later, a talent agent. He was the youngest of five brothers. His brother Shane was his stand-in.