Surname ปิยะเกตุ (Piyakate 
, ปิยะเกตุ , Piyagate) , in the world, is an extremely rare family name. The last name ปิยะเกตุ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, ปิยะเกตุ is the forename as well as the last name.