Family name Grojan (Гроян 
, Grojan 
) , all over the world, is a very rare last name. The cognomen Grojan is habitual in Russia, where it is a very rare surname, Ukraine, and France. Much less frequently, Grojan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Гроян | Russia, Armenia, Kazakhstan, Ukraine |
| Grojan | France, Israel, United States, India |