Cognomen สมพิกุล (สมพิกุล 
) , all around the world, is a very rare surname. The last name สมพิกุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, สมพิกุล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สมพิกุล | Thailand |