Peter griffin is the main character in family guy. He is not very intelligent, and is always getting into trouble. He works at a brewery making pawtucket ale. 

Lois is peters wife, she does not work and is a stay home mom. Lois is always loyal peter, despite her dad not approving because of peters  personality.

Stewie griffin is a baby who can talk, but only to Brian, the Griffins dog. He has a football shaped head because of an injury. He has a stuffed bear named Rupert who can can talk in Stewies imagination. 

Brain Griffin is the Griffins family dog, He can also talk, but people can hear him unlike Stewie. He considers himself to be a professional writer even though his books aren't very popular.

Chris griffin is a teen who is not very smart, but he tries tries his hardest. He is bullied at school for being dumb. He does not have a lot of friends and is not very social at school.

Meg Griffin is the family punching bag, always getting bullied. Not just in her family, but everywhere else, like school. People constantly pick on her for being ugly and weird.