Cognomen เอียงเพ็ญ (เอียงเพ็ญ 
) , in all the world, is an extremely rare family name. The family name เอียงเพ็ญ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| เอียงเพ็ญ | Thailand |