Catelynn is a distinctive girls' name in United States, ranking #4375 in 2014 with 33 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2591. Since 1996, the popularity has increased by 37.5%. In 2014, approximately 1 in every 54,119 girls born was named Catelynn. RISING Recent data shows the name is currently rising.