Last name อาสาฬ (Asan 
, Arsan 
, อาสาฬ 
) , all over the world, is a common family name. The family name อาสาฬ is habitual in North Macedonia, where it is quite a common surname, Turkey, and Romania. In absolute terms, it is commonest in Turkey, Indonesia, and Nigeria. Likewise, อาสาฬ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Asan | Nigeria, Turkey, Indonesia, Romania, India |
| Arsan | Philippines, Turkey, Indonesia, Romania, India |
| อาสาฬ | Thailand |