Around the world, ปิยะนาท (ปิยะนาท 
) is a very rare mostly female, but infrequently masculine given name. The first name ปิยะนาท is habitual in South-eastern Asia, particularly Thailand, where it is a rare mostly female, but uncommonly male name. Much less frequently, ปิยะนาท is the last name as well as the forename.
พลดงนอก, นาคทอง, สุขเพ็ง, สกุลเบ็ญจะ, เพชรพิชัย, พันธ์ทิพย์, and เจริญศิลป์