Sumsion is a surname. Notable people with the surname include:
- Herbert Sumsion (1899–1995), British organist
- Ken Sumsion, American politician
- Kyle Sumsion (born 1993), American rugby union player
- Stephen M. Studdert, American presidential advisor
- Terry Sumsion (1947-2011), Canadian country singer
Surname listThis page lists people with the surname Sumsion. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link. Category: