Cognomen อภิชนม์ (อภิชนม์ 
) , in all the world, is an extremely rare family name. The family name อภิชนม์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, อภิชนม์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อภิชนม์ | Thailand |
สิงจานุสงค์, and บุญวุฒิ