Throughout the world, Saengjantanu (Saengjantanu 
) is a very rare boy's forename. The first name Saengjantanu is habitual in Eastern Asia, particularly China, where it is an extremely rare male name. More frequently, Saengjantanu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Saengjantanu | China, Thailand |