Family name Эрматжон (Эрматжон 
) , worldwide, is an extremely rare surname. The last name Эрматжон is habitual in Central Asia, particularly Kyrgyzstan, where it is a rare surname. More prevalently, Эрматжон is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Эрматжон | Azerbaijan, Kyrgyzstan, Kazakhstan, Russia |