Callyn is a distinctive girls' name in United States, ranking #7811 in 2001 with 13 recorded births. The name reached its all-time peak in 2025 with 39 births ranking #3789. Since 1996, the popularity has increased by 44.4%. In 2001, approximately 1 in every 138,505 girls born was named Callyn. RISING Recent data shows the name is currently rising.