Cognomen ยิ้มแพร่ (ยิ้มแพร่, Yimphrae 
) , around the globe, is an extremely rare family name. The cognomen ยิ้มแพร่ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yimphrae | Thailand |