Caitlynn is a distinctive girls' name in United States, ranking #852 in 1999 with 254 recorded births. The name reached its all-time peak in 1998 with 297 births ranking #734. Since 1996, the popularity has increased by 30.3%. In 1999, approximately 1 in every 6,983 girls born was named Caitlynn. RISING Recent data shows the name is currently rising.