Last name Woomin (Woomin 
) , globally, is a very rare surname. The surname Woomin is characteristic of Saudi Arabia, where it is a very rare surname, and China, where it is an extremely rare surname. More prevalently, Woomin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Woomin | South Korea, United States, Saudi Arabia, China |