Surname Сержи (Sergi 
, Serji 
, Сержи 
) , in the entire world, is a common last name. The surname Сержи is habitual in Spain, where it is quite a common surname, Georgia, and Italy. In absolute terms, it is commonest in Spain, Italy, and the United States. Likewise, Сержи is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sergi | Spain, Georgia, United States, Democratic Republic of the Congo, Italy |
| Serji | India, Georgia, United States, Morocco, Indonesia |
| Сержи | Russia, Armenia |
| Serzhi | Russia |
Serge, Sergei, Sergej, Sergejs, Sergejus, Sergey, Serghei, Sergi-Girona, Sergio, Sergios, Sergiu, Sergius, Sergiusz, Serguei, Sergueï, Serguéi, Serhij, Serxio, Siarhei, Siarhej, Siarhiej, Siergiej, Syarhey, Szergej, Sérgio, Σέργιος, Сергей, Сергий, Сергиос, Сергиус, Сергиуш, Сергій, Серджо, Серджу, Серж, Сержио, Сержиу, Серхи, Серхио, Серый, Серёга, Сяргей, סרג'י, סרגיוס, סרגיי, سرجيوس, سيرج, سيرجي, سيرجيو, سيرغي, セルゲイ, セルジョ, and セルヒオ