Sibyl is a distinctive girls' name in United States, ranking #16829 in 2006 with 6 recorded births. The name reached its all-time peak in 2025 with 23 births ranking #5537. Since 1996, the popularity has increased by 20.0%. In 2006, approximately 1 in every 316,845 girls born was named Sibyl. RISING Recent data shows the name is currently rising.