The Dursleys

"The biggest bunch of Muggles I've ever laid eyes upon."

Aunt Petunia, Uncle Vernon, 'Aunt' Marge, and Ripper. 

Dudley to follow in his own post.

The Weasleys: Mr. & Mrs. Weasley

"What do you like me to call you when we're alone together?"
"Mollywobbles"
Download Mr. and Mrs. Weasley, the proud parents of the Weasley clan.