Question: Who does peter griffin voice on family guy?
Disambiguated questions and answers: question: Who mainly does the voice for Peter Griffin on Family Guy?
Who did the voice for Peter Griffin in a cutscene in the episode "No Meals on Wheels" on Family Guy?
Who did the voice for Peter Griffin in the episode "Family Gay" on Family Guy?
Who did the voice for Peter Griffin in the episode "Road to the Multiverse" on Family Guy?
answer: Seth MacFarlane
Patrick Stewart
Seth Rogen
Jamison Yang
Natural Questions answer: Seth MacFarlane (from the Wikipedia article "List of Family Guy cast members")