The first known Simpson was Sven. He married Claretta Elthridge and had two children. One of them, Rupert, married Winifred Running Goat, a Native American Indian. They had five children, which included Trixie and Garwood. Trixie married Gaylord Stemple and they had three sons. Garwood married Clowta Stillman, and they had four offspring. Howland married Gabby Crouse and then he had five children. They were Lou, Dulcine, Hugo, Gaston and Tut. Lou married Zorina Ovadia and they had three children: Eckhardt, Bob and Twyla. Twyla married Woody Schedeen and had the daughters Fernice and Ingrid, and Eckhardt married Griselda Johnson and had two sons and two daughters named Verna, Vern, Eckhardt II, and Lotus.
Tut Simpson married "Happy" Dinsdale and they had four children, including Orville. Orville married Yuma Hickman. They had Abraham Simpson and his brothers. They moved back to the US and Abraham met Mona. They had Homer, who married Marge Bouvier (joining the Bouvier family with the Simpsons) and had Bart, Lisa, and Maggie. Abe also had an affair with an unknown woman, which resulted in Herb, who was adopted by the Powell family.
Relatives with an unknown position in the family tree
- 'Sueing' Relative
- Boris Simpson - a great Uncle of either Homer or his children.
- Dr. Simpson
- Frank Simpson - Homer's cousin
- Hortense Simpson - Bart or Homers Aunt.
- Hurt Leg Relative
- Jug Band Manager
- Millionaire Actor
- Prison Snitch Relative