Callyn is a distinctive girls' name in United States, ranking #3789 in 2025 with 39 recorded births. The name reached its all-time peak in 2025 with 39 births ranking #3789. Since 1996, the popularity has increased by 333.3%. In 2025, approximately 1 in every 41,212 girls born was named Callyn. RISING Recent data shows the name is currently rising.