Cognomen سيرج (Serge 
, Serg 
, Serj 
) , around the world, is a common surname. The family name سيرج is characteristic of Sub-Saharan Africa, particularly Gabon, where it is quite a common surname, Cameroon, and Ivory Coast (explore the name in all countries). Measured by absolute frequency, it is commonest in Sub-Saharan Africa, particularly Cameroon, Ivory Coast, and Ethiopia. More frequently, سيرج is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Serge | Canada, France, Cameroon, Democratic Republic of the Congo, Ivory Coast |
| Serg | Moldova, Canada, France, United States, Belgium |
| Serj | Canada, France, United States, Lebanon, Ivory Coast |
| سيرج | Morocco, Tunisia, Syria, Lebanon, Algeria |
Sergei, Sergej, Sergejs, Sergejus, Sergey, Serghei, Sergi, Sergio, Sergios, Sergiu, Sergius, Sergiusz, Serguei, Sergueï, Serguéi, Serhij, Serxio, Serzh, Siarhei, Siarhej, Siarhiej, Siergiej, Syarhey, Szergej, Sérgio, Σέργιος, Сергей, Сергий, Сергиос, Сергиус, Сергиуш, Сергій, Серджо, Серджу, Серж, Сержи, Сержио, Сержиу, Серхи, Серхио, Серый, Серёга, Сяргей, סרג'י, סרגיוס, סרגיי, سرجيوس, سيرجي, سيرجيو, سيرغي, セルゲイ, セルジョ, and セルヒオ