Cognomen อะเซ็น (Asen 
, อะเซ็น 
) , all around the world, is a common family name. The cognomen อะเซ็น is habitual in North Macedonia, where it is quite a rare surname, Fiji, and Ethiopia. Not in comparison with a country's population, it most frequently occurs in Ethiopia, Nigeria, and Indonesia. More prevalently, อะเซ็น is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Asen | India, Bulgaria, Ethiopia, Nigeria, Indonesia |
| อะเซ็น | Thailand |