Callyn is a distinctive girls' name in United States, ranking #8320 in 1999 with 11 recorded births. The name reached its all-time peak in 2025 with 39 births ranking #3789. Since 1996, the popularity has increased by 22.2%. In 1999, approximately 1 in every 161,253 girls born was named Callyn. RISING Recent data shows the name is currently rising.