Carlyn is a distinctive girls' name in United States, ranking #4002 in 2012 with 38 recorded births. This places Carlyn in the top 20% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 66 births ranking #2339. Since 1996, the popularity has decreased by 33.3%. In 2012, approximately 1 in every 46,335 girls born was named Carlyn. FALLING Recent data shows the name is currently falling.