Family name สมใบ (สมใบ 
) , in the world, is a very rare surname. The family name สมใบ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, สมใบ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สมใบ | Thailand |
สามารถ, พูลสุข, and ทองนาเมือง