Surname Себастьен (Sebastien 
, Sébastian 
, Себастьен 
) , around the globe, is a common family name. The family name Себастьен is habitual in Dominica, where it is quite a common surname, Mauritius, and Reunion. Measured by absolute frequency, the name is most common in France, Cameroon, and Ivory Coast. Much more prevalently, Себастьен is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sebastien | Belgium, Democratic Republic of the Congo, Canada, France, Cameroon |
| Sébastian | Belgium, Netherlands, Canada, France, United States |
| Себастьен | Ukraine, Russia |
Seba, Sebasten, Sebastiaan, Sebastiaen, Sebastian, Sebastiano, Sebastianus, Sebastià, Sebastián, Sebastião, Sebastyen, Sebestyén, Sébastien, Себастиан, Себастиано, Себастьян, Себастьяно, Севастиан, סבסטיאן, سباستيان, سيباستيان, セバスチャン, セバスティアン, and 塞巴斯蒂安