Throughout the world, อุทอน (อุทอน 
) is a very rare epicene first name. The first name อุทอน is habitual in South-eastern Asia, particularly Thailand, where it is a rare unisex name. Very seldom, อุทอน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| อุทอน | Thailand |