Family name ศรทรัพย์ (ศรทรัพย์ 
, Sornsub , Sornsap 
) , in the world, is a very rare surname. The cognomen ศรทรัพย์ is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, ศรทรัพย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ศรทรัพย์, Sornsub, Sornsup | Thailand |
| Sornsap | United States |