Surname ญาณประเสริฐ (ญาณประเสริฐ 
, Yanprasert , Yanprasoet ) , globally, is a very rare family name. The surname ญาณประเสริฐ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yanprasoet, Yanprasert, ญาณประเสริฐ | Thailand |