Globally, เสมียนชัย (เสมียนชัย 
) is a very rare dominantly male, but infrequently girly forename. The forename เสมียนชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare mostly male, but seldom feminine name. More prevalently, เสมียนชัย is the last name as well as the forename.