Family name ลัดดาพันธ์ (ลัดดาพันธ์ 
) , in the world, is a very rare surname. The cognomen ลัดดาพันธ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ลัดดาพันธ์ is the forename as well as the last name.