Surname סיביל (Sybil 
, Sibylle , Cybill 
) , throughout the world, is quite a rare cognomen. The family name סיביל is habitual in Liechtenstein, where it is quite a common surname, Israel, where it is quite a rare surname, and Switzerland, where it is a rare surname. Measured by absolute frequency, this name is the most popular in the United States, Nigeria, and Israel. Much more prevalently, סיביל is the forename as well as the last name.