Kaitlynn is a distinctive girls' name in United States, ranking #717 in 2010 with 393 recorded births. The name reached its all-time peak in 1999 with 822 births ranking #361. Since 1996, the popularity has decreased by 47.2%. In 2010, approximately 1 in every 4,522 girls born was named Kaitlynn. STABLE Recent data shows the name is currently stable.