Last name チェセン (Cesen 
, チェセン, Česen 
) , worldwide, is a rare surname. The family name チェセン is characteristic of Slovenia, where it is quite a common surname, Croatia, where it is a rare surname, and Estonia. Measured by absolute frequency, it most frequently occurs in Slovenia, the United States, and Poland. Very seldom, チェセン is the forename as well as the last name.