Karlyn is a distinctive girls' name in United States, ranking #5745 in 2015 with 23 recorded births. The name reached its all-time peak in 2000 with 46 births ranking #3045. Since 1996, the popularity has decreased by 30.3%. In 2015, approximately 1 in every 77,594 girls born was named Karlyn. RISING Recent data shows the name is currently rising.