Katelinn is a distinctive girls' name in United States, ranking #7317 in 1998 with 13 recorded births. The name reached its all-time peak in 2001 with 15 births ranking #7132. Since 1996, the popularity has increased by 85.7%. In 1998, approximately 1 in every 135,915 girls born was named Katelinn. RISING Recent data shows the name is currently rising.