Family name Jemeljan (Емельян 
, Пугачев , Jemeljan 
) , in all the world, is a common last name. The family name Jemeljan is habitual in Belarus, where it is quite a common surname, Russia, and Kazakhstan, where it is quite a rare surname. Much less frequently, Jemeljan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Пугачев, Емельян | Kazakhstan, Ukraine, Belarus, Kyrgyzstan, Russia |
| Jemeljan | Finland |
Aemilianus, Eemil, Emelian, Emeljan, Emiel, Emil, Emile, Emilian, Emiliano, Emilián, Omelan, Omelian, Omeljan, Omelyan, Yemelyan, Émile, Емелян, Емил, Емилиан, Емилий, Емилия, Еміль, Еміліан, Еміліян, Омелян, Эмил, Эмилиан, Эмилиано, Эмилий, Эмиль, Эмильен, Ємелян, אמיל, إميل, إيميل, এমিল, ემილი, エミリアン, エミル, エミール, and 埃米尔