Cathryn is a distinctive girls' name in United States, ranking #11135 in 2025 with 8 recorded births. The name reached its all-time peak in 1996 with 155 births ranking #1172. Since 1996, the popularity has decreased by 94.8%. In 2025, approximately 1 in every 200,908 girls born was named Cathryn. FALLING Recent data shows the name is currently falling.