biographical article needs additional citations for verification. Please help by adding reliable sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately, especially if potentially libelous or harmful. (October 2008) Barry Williams Williams at the Big Apple Convention in Manhattan, October 1, 2010. Born Barry William Blenkhorn September 30, 1954 (1954-09-30) (age 56) Santa Monica, California, U.S. Occupation Actor Years active 1967–present Spouse Eila May Matt (m. 1999-2006) (divorced) Diane Martin (m. 1990-1992) (divorced) Barry William Blenkhorn (born September 30, 1954), known professionally as Barry Williams, is an American actor best known for his role as Greg Brady in the ABC television series The Brady Bunch..