Around the world, ชลายุทธ (ชลายุทธ 
) is a very rare principally masculine, but scarcely feminine forename. The first name ชลายุทธ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare principally masculine, but very seldom feminine name. Likewise, ชลายุทธ is the last name as well as the forename.