Courtlyn is a distinctive girls' name in United States, ranking #5309 in 2005 with 24 recorded births. The name reached its all-time peak in 1998 with 38 births ranking #3240. Since 1996, the popularity has decreased by 35.1%. In 2005, approximately 1 in every 76,987 girls born was named Courtlyn. RISING Recent data shows the name is currently rising.