Around the world, วิวิฒน์ (วิวิฒน์ 
) is a very rare largely masculine, but uncommonly girly first name. The first name วิวิฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare mostly boy's, but seldom girly name. Much less frequently, วิวิฒน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| วิวิฒน์ | Thailand |