Last name วัชพันธ์ (วัชพันธ์ 
, Vatchapun , Vatchapan ) , all over the world, is a very rare cognomen. The last name วัชพันธ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, วัชพันธ์ is the forename as well as the last name.