Cognomen Yimchoi (Yimchoi 
) , worldwide, is a very rare surname. The family name Yimchoi is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yimchoi | Thailand |
| buncha yimchoi association football player, TH (b. 1990) |
|