Caitlynn is a distinctive girls' name in United States, ranking #1342 in 2010 with 175 recorded births. The name reached its all-time peak in 1998 with 297 births ranking #734. Since 1996, the popularity has decreased by 10.3%. In 2010, approximately 1 in every 10,156 girls born was named Caitlynn. RISING Recent data shows the name is currently rising.