Catelynn is a distinctive girls' name in United States, ranking #15586 in 2020 with 5 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2591. Since 1996, the popularity has decreased by 79.2%. In 2020, approximately 1 in every 323,102 girls born was named Catelynn. RISING Recent data shows the name is currently rising.