All around the world, ประสมศักดิ์ (ประสมศักดิ์ 
) is a very rare masculine given name. The first name ประสมศักดิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. More prevalently, ประสมศักดิ์ is the last name as well as the forename.