Family name เต็มศักดิ์กุลธร (เต็มศักดิ์กุลธร 
) , across the world, is an extremely rare last name. The surname เต็มศักดิ์กุลธร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เต็มศักดิ์กุลธร | Thailand |