List of Famous people with last name Seddon

Gareth Jon Seddon is an English footballer who played as a striker. He played 80 games in the Football League for Bury.

Richard John Seddon was a New Zealand politician who served as the 15th Premier of New Zealand from 1893 until his death.

Margaret Rhea Seddon is an American surgeon and retired NASA astronaut. After being selected as part of the first group of astronauts to include women in 1978, she flew on three Space Shuttle flights: as mission specialist on STS-51-D and STS-40, and as payload commander for STS-58, accumulating over 722 hours in space.

James Alexander Seddon was an American lawyer and politician who served two terms as a Representative in the U.S. Congress, as a member of the Democratic Party. He was appointed Confederate States Secretary of War by Jefferson Davis during the American Civil War.