All around the world, ปิยวัลคุ์ (ปิยวัลคุ์ 
) is a very rare predominantly female, but scarcely male first name. The first name ปิยวัลคุ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare predominantly feminine, but very seldom male name.
| VARIANT | COUNTRY |
|---|---|
| ปิยวัลคุ์ | Thailand |