Catlyn is a distinctive girls' name in United States, ranking #8824 in 2006 with 13 recorded births. The name reached its all-time peak in 2000 with 41 births ranking #3284. Since 1996, the popularity has decreased by 65.8%. In 2006, approximately 1 in every 146,236 girls born was named Catlyn. FALLING Recent data shows the name is currently falling.