Throughout the world, เพียรสูตร (เพียรสูตร ) is an extremely rare unknown gender forename. Much more prevalently, เพียรสูตร is the last name as well as the forename.
ษมากร, and วุฒิพงษ์
) is an extremely rare unknown gender forename. Much more prevalently, เพียรสูตร is the last name as well as the forename.