Surname ปฐมลักษณ์ (ปฐมลักษณ์ 
) , throughout the world, is an extremely rare family name. The surname ปฐมลักษณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, ปฐมลักษณ์ is the forename as well as the last name.