Surname Pathumsaengthong (Pathumsaengthong 
) , across the world, is a very rare last name. The cognomen Pathumsaengthong is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pathumsaengthong | United States, Thailand |