Family name วิฐาน (วิฐาน 
) , in the entire world, is a very rare cognomen. The last name วิฐาน is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, วิฐาน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วิฐาน | Thailand |