Sybil is a distinctive girls' name in United States, ranking #1426 in 2025 with 152 recorded births. The name reached its all-time peak in 2023 with 154 births ranking #1449. Since 1996, the popularity has increased by 1,281.8%. In 2025, approximately 1 in every 10,574 girls born was named Sybil. STABLE Recent data shows the name is currently stable.