Catelynn is a distinctive girls' name in United States, ranking #4860 in 1997 with 21 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2591. Since 1996, the popularity has decreased by 12.5%. In 1997, approximately 1 in every 82,889 girls born was named Catelynn. RISING Recent data shows the name is currently rising.