Surname Segsun (Segsun 
) , in the entire world, is an extremely rare family name. Much more prevalently, Segsun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Segsun | United States, Thailand |
Amprirut, Koonton, Sunonethong, Suwanrach, and Vetayases