Last name วัชรศาสตร์ (Wacharasat 
, วัชรศาสตร์ , Watchasat ) , in the entire world, is a very rare cognomen. The last name วัชรศาสตร์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, วัชรศาสตร์ is the forename as well as the last name.