Katelinn is a distinctive girls' name in United States, ranking #12170 in 2004 with 8 recorded births. The name reached its all-time peak in 2001 with 15 births ranking #7132. Since 1996, the popularity has increased by 14.3%. In 2004, approximately 1 in every 229,515 girls born was named Katelinn. RISING Recent data shows the name is currently rising.