Kahlyn is a distinctive girls' name in United States, ranking #8871 in 2012 with 13 recorded births. This places Kahlyn in the top 45% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 23 births ranking #5988. In 2012, approximately 1 in every 135,442 girls born was named Kahlyn. RISING Recent data shows the name is currently rising.