Family name องค์อาจ (องค์อาจ 
) , across the world, is a rare last name. The cognomen องค์อาจ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. More frequently, องค์อาจ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| องค์อาจ | Thailand |