She raised peter mostly as a single mother, as his dad, francis, was verbally abusive and not around much. Thelma, a heavy smoker, wasn't.
Peter Griffin Parents
He is the father of chris griffin, stewie griffin, and meg griffin, biological father of bertram, husband of lois griffin, and friend/owner of brian griffin. He is a man in his early or mid 40s. The griffin family is a fictional family and main characters in the animated television series family guy, and who also appear in the cleveland show. the griffins are a dysfunctional family.
