Family name Egasak (เอกศักดิ์ 
, Egasak ) , in the world, is a very rare surname. The family name Egasak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Egasak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เอกศักดิ์, Egasak | Thailand |