Family name ลอยสกุล (ลอยสกุล 
, Loysakhun, Loysakul ) , throughout the world, is a very rare last name. The last name ลอยสกุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Loysakul, ลอยสกุล | Thailand |