Family name Triyakasem (Triyakasem 
) , in the world, is a very rare cognomen. The family name Triyakasem is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Triyakasem | Thailand |
Eak, Pleethum, Peerapol, and Wannapatsorn