Madelynn is a moderately popular girls' name in United States, ranking #399 in 2010 with 805 recorded births. The name reached its all-time peak in 2009 with 862 births ranking #375. Since 1996, the popularity has increased by 496.3%. In 2010, approximately 1 in every 2,208 girls born was named Madelynn. STABLE Recent data shows the name is currently stable.