Around the world, ประสิทธิคุณ (ประสิทธิคุณ ) is an extremely rare masculine forename. Likewise, ประสิทธิคุณ is the last name as well as the forename.
Prasitkhun
) is an extremely rare masculine forename. Likewise, ประสิทธิคุณ is the last name as well as the forename.