Peter- The crazy and outrageous father of Chris, Meg, and Stewie. He is what you would call, not so bright. He is always REMINisCING about past experiences in his own life.
Lois- Peter's wife and the smart mother of Chris, Meg and Stewie. She is the only person in the world that will put up with Peter's ideas. She can also be feisty when she needs to be.
Meg- The daughter with a low self a steam that hates how she looks and is always trying to be friends with popular girls (Connie).
Chris- The more complicated character is Chris. While he may act nice and dumb around everyone, he also has very intelligent ideas. He is the only person that really gets Peter.
Stewie-The youngest child, that is incredibly smart and somewhat evil. His best friend is Brian and his least favorite person in the world is Lois. He is constantly plotting against her.
Brian-The dog in the family that can talk. He is the friend to Stewie, and always gets stuck with less smart girls. His main attribute in the show is that he is a writer.
Quagmire- He is obsessed with woman. He is also the only guy in the show that is always seeing a new woman every episode. Quagmire lives the bachelor life.
Joe-The man that is paralyzed, but is still a police officer. He is also married to Bonnie and has a baby girl and a son. Joe loves being a police officer, but is always looking for the man that put him in his wheelchair.