Surname วิธ (Wit 
, Vidh 
, วิธ ) , throughout the world, is a common cognomen. The surname วิธ is habitual in Netherlands, where it is a common surname, British Virgin Islands, where it is quite a common surname, and Belgium (explore the name in all countries). In absolute terms, it most frequently occurs in Netherlands, Poland, and Belgium. Much less frequently, วิธ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wit | Myanmar, Netherlands, Thailand, Belgium, Poland |
| Vidh | United States, India |
| วิธ | Thailand |