Family name ปิยวัต (ปิยวัต 
) , globally, is an extremely rare cognomen. The last name ปิยวัต is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ปิยวัต is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิยวัต | Thailand |