Katelynne is a distinctive girls' name in United States, ranking #4671 in 2010 with 31 recorded births. The name reached its all-time peak in 2002 with 65 births ranking #2455. Since 1996, the popularity has decreased by 36.7%. In 2010, approximately 1 in every 57,333 girls born was named Katelynne. FALLING Recent data shows the name is currently falling.