Caitlynn is a distinctive girls' name in United States, ranking #822 in 2000 with 274 recorded births. The name reached its all-time peak in 1998 with 297 births ranking #734. Since 1996, the popularity has increased by 40.5%. In 2000, approximately 1 in every 6,628 girls born was named Caitlynn. RISING Recent data shows the name is currently rising.