Cognomen Seb (Seb 
, 師父 
, Себ 
) , throughout the world, is quite a common last name. The last name Seb is habitual in Reunion, where it is quite a common surname, Guatemala, where it is quite a rare surname, and Botswana. Not in comparison with a country's population, the name is most common in France, Algeria, and India. More prevalently, Seb is the forename as well as the last name.