Sybil is a distinctive girls' name in United States, ranking #6286 in 2001 with 18 recorded births. The name reached its all-time peak in 2023 with 154 births ranking #1449. Since 1996, the popularity has increased by 63.6%. In 2001, approximately 1 in every 100,031 girls born was named Sybil. STABLE Recent data shows the name is currently stable.