Madelynn is a moderately popular girls' name in United States, ranking #473 in 2007 with 680 recorded births. The name reached its all-time peak in 2009 with 862 births ranking #375. Since 1996, the popularity has increased by 403.7%. In 2007, approximately 1 in every 2,827 girls born was named Madelynn. STABLE Recent data shows the name is currently stable.