All around the world, Демир-Оол (Демир-Оол 
) is an extremely rare masculine first name. Also, Демир-Оол is the last name as well as the forename. Parts of the name also exists independently as a first name Демир, and a first name Оол.
| VARIANT | COUNTRY |
|---|---|
| Демир-Оол | Russia |
| кежиктиг, демир-оол бадарчыевич Soviet Tuvan artist, RU (b. 1953) |
|