Last name Siuleiman (Сюлейман 
, Siuleiman 
) , worldwide, is a rare surname. The surname Siuleiman is habitual in Eastern Europe, particularly Bulgaria, where it is quite a common surname, Russia, where it is an extremely rare surname, and Ukraine. Measured by absolute frequency, it is the most numerous in Bulgaria, Russia, and Nigeria. Likewise, Siuleiman is the forename as well as the last name.