Around the globe, เพียรทนงกิจ (เพียรทนงกิจ ) is an extremely rare unknown gender given name. Much more frequently, เพียรทนงกิจ is the last name as well as the forename.
ภณ, พิชัย, ณัฐกร, and ชาญชัย
) is an extremely rare unknown gender given name. Much more frequently, เพียรทนงกิจ is the last name as well as the forename.