Family name Yooman (Yooman 
) , worldwide, is a very rare last name. The surname Yooman is characteristic of Thailand, where it is a very rare surname, Nicaragua, and the United States, where it is an extremely rare surname. In absolute terms, this name is the most popular in Thailand, India, and Nicaragua. Very seldom, Yooman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yooman | Thailand, India, United States, Nicaragua |