| Character Description | Character Name |
| The eccentric and paranoid Mayor of Quahog | |
| Channel 5 female news anchor | |
| The lounge singer and son of a Hollywood icon who befriended the Griffin's dog | |
| The ex-wife of the Griffin's mild-mannered black neighbor | |
| The sexy, bulimic and dimwitted ex-girlfriend of the Griffin's dog, portrayed as a stereotypical blonde | |
| A maid of Hispanic origin who speaks very broken English. When asked a question, she will often respond weakly, 'Nnnooooo.' | |
| The moustached Southerner who speaks in a calm, drawn-out voice with a slight lisp. His voice is often used for other creatures including a bee and a great white shark | |
| The mild-mannered black friend and one-time neighbor of the Griffin family. Now he has his own spin-off. | |
| The first child and only daughter of the Griffin family, she is a self-conscious and unattractive teenage girl | |
| The calm and soft-spoken wife of a paraplegic cop, who had been pregnant from season 1 to season 7 | |
| Proprietor and bartender of The Drunken Clam | |
| The teen-aged human son of the Griffin family dog | |
| The fat actor whose sexual misbehavior with Mrs. Pewterschmidt spawned The Fat-Guy Strangler | |
| Billionaire industrialist, shipping mogul, and owner of U.S. Steel with investments in the timber industry | |
| A stereotypical nerd who has a crush on the Griffin's daughter, who does not return his affections | |
| The severely mentally disabled worker and ward of the state the Pawtucket Patriot Brewery. He has won 'Employee of the Month' more than once and has since been promoted ahead of th | |
| The Pewterschmidt's oldest child who has been in an asylum since he was a child. Also known as The Fat-Guy Strangler | |
| A giant chicken that often fights with the head of the Griffin household | |
| A famous actor and one of the show's major antagonists. His fictional persona is of a criminal sociopath | |
| The news station's Black-U-Weather Forecast reporter whose news reports are always rapidly spoken and loud | |
| The member if the Channel 5 news team typically referred to as 'Asian reporter' | |
| The most popular girl in school who is portrayed as extremely egotistical, shallow, promiscuous and vain | |
| The elderly pedophile who resides just down the street from the Griffin family and lusts after their oldest son | |
| The oldest son of the Swanson family who is rarely seen after season 3 and is later revealed to have been killed in Iraq | |