Family name Arphapat (Arphapat 
) , in the world, is an extremely rare cognomen. Predominantly, Arphapat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arphapat | Thailand |
Kaewnil, Pueknapo, Puaknapo, Kuantrakul, Hattaphasu, Sawatdiwong, and Thongtawee