Last name Емилиан (Emilian 
, Емилиан 
, Emilianos 
) , around the globe, is a common cognomen. The surname Емилиан is habitual in Eastern Europe, particularly Romania, where it is quite a common surname, Poland, and Moldova, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in Poland, Romania, and Tanzania. Also, Емилиан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Emilian | Romania, Moldova, Tanzania, Poland, Nigeria |
| Емилиан | Russia, Bulgaria |
| Emilianos | Brazil, United States, Greece, United Kingdom |
| Yemilian | Brazil, Venezuela |
Aemilian, Aemilianus, Aemilius, Aimilianos, Eemeli, Eemil, Emiel, Emil, Emile, Emiliano, Emilijan, Emilio, Emils, Emylyan, Emīls, Jemeljan, Jemilian, Yemelyan, Émile, Емельян, Емил, Емилий, Емилио, Емилия, Еміль, Эмил, Эмилий, Эмилио, Эмиль, אמיל, אמיליו, إميل, إيميل, এমিল, ემილი, エミリオ, エミル, エミール, and 埃米尔