Cognomen Thikosum (Thikosum 
) , globally, is a rare family name. The family name Thikosum is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Thikosum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thikosum | Thailand |
Supaphon, and Miss Supaphon