Last name ทุมสิงห์ (Tumsing 
, ทุมสิงห์ ) , throughout the world, is a rare cognomen. The surname ทุมสิงห์ is characteristic of Nepal, where it is a rare surname, Thailand, and Malaysia, where it is a very rare surname. Much less frequently, ทุมสิงห์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tumsing | Nigeria, Nepal, Malaysia, Thailand, India |
| ทุมสิงห์ | Thailand |