Sibyl \s(i)-byl, sib-yl\ as a girl's name is pronounced SIB-el. It is of Greek origin, and the meaning of Sibyl is "prophetess, oracle". In ancient myth, sibyls interpreted the messages from oracles devoted to various Gods. In Turkish, Sibel means "powerful queen". Actress Cybill Shepherd.
Sibyl has 22 variant forms: Cybele, Cybil, Cybill, Cybilla, Sabilla, Sabylla, Sib, Sibbell, Sibel, Sibell, Sibella, Sibelle, Sibilla, Sibyll, Sibylla, Sybel, Sybella, Sybelle, Sybil, Sybill, Sybilla and Sybille.
For more information, see also the related name Sevilla.
Baby names that sound like Sibyl are Sable, Sabelle and Sabella.