Family name วชิรวงศ์วิชาธร (วชิรวงศ์วิชาธร 
) , all over the world, is an extremely rare last name. The cognomen วชิรวงศ์วิชาธร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วชิรวงศ์วิชาธร | Thailand |