Katelynne is a distinctive girls' name in United States, ranking #4870 in 2009 with 30 recorded births. The name reached its all-time peak in 2002 with 65 births ranking #2455. Since 1996, the popularity has decreased by 38.8%. In 2009, approximately 1 in every 61,229 girls born was named Katelynne. FALLING Recent data shows the name is currently falling.