Sudeikis was born onSeptember 18, 1975 in Fairfax, Virginia, the son of Kathryn (née Wendt), formerly a travel agent at Brennco who was president of the American Society of Travel Agents, and Dan Sudeikis, a vice president of business development.

His uncle is actor George Wendt, who is best known for his role as Norm Peterson from Cheers. His maternal grandmother's father was photographer Tom Howard. He is of Lithuanian descent on his father's side and German and Irish on his mother's.

Jason Sudeikis' Family Tree