Courtlyn is a distinctive girls' name in United States, ranking #4318 in 2000 with 28 recorded births. The name reached its all-time peak in 1998 with 38 births ranking #3240. Since 1996, the popularity has decreased by 24.3%. In 2000, approximately 1 in every 64,856 girls born was named Courtlyn. RISING Recent data shows the name is currently rising.