Cognomen มหิทธิกร (มหิทธิกร 
, Mahitthikorn 
) , in the entire world, is a rare surname. The surname มหิทธิกร is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| มหิทธิกร | Thailand |
| Mahitthikorn | United States, Thailand |