Surname วิชชาชาญ (วิชชาชาญ 
) , globally, is an extremely rare family name. The cognomen วิชชาชาญ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, วิชชาชาญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วิชชาชาญ | Thailand |