Surname คุณาพันธุ์ (คุณาพันธุ์ 
) , throughout the world, is a very rare cognomen. The last name คุณาพันธุ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, คุณาพันธุ์ is the forename as well as the last name.