Cognomen ตะเหล็ม (ตะเหล็ม 
) , in all the world, is a very rare family name. The last name ตะเหล็ม is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ตะเหล็ม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ตะเหล็ม | Thailand |