Roger Howarth is married to Cari Stahler and has three children with her.
Howarth met actress Cari Stahler in New York City, when he lived above the café where she worked. She asked him out on a date, which took place at Coney Island. The two later fell in love and married. Howarth and Stahler have a son, Julian (born July 1992), and a daughter