Last name วิชัยยุทธ์ (วิชัยยุทธ์ 
) , throughout the world, is a very rare cognomen. The last name วิชัยยุทธ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, วิชัยยุทธ์ is the forename as well as the last name.