Surname Гм (Гм 
) , in all the world, is a very rare family name. The cognomen Гм is characteristic of Kazakhstan, where it is a very rare surname, and China, where it is an extremely rare surname. Very seldom, Гм is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Гм | Kazakhstan, China, Russia, Ukraine |