Around the globe, זיסלמן (זיסלמן , Sisselman ) is an extremely rare unknown gender first name. Much more frequently, זיסלמן is the last name as well as the forename.
Zisselman
יחיעם, and דוד אוהד
, Sisselman 
) is an extremely rare unknown gender first name. Much more frequently, זיסלמן is the last name as well as the forename.