Last name Сисе (Sise 
, Сисе 
, Syse 
) , worldwide, is quite a rare surname. The cognomen Сисе is habitual in Gambia, where it is quite a rare surname, Equatorial Guinea, and Norway. Measured by absolute frequency, it is the most numerous in the United States, Nigeria, and Indonesia. Very seldom, Сисе is the forename as well as the last name.