Madelynn is a distinctive girls' name in United States, ranking #652 in 1999 with 354 recorded births. The name reached its all-time peak in 2009 with 862 births ranking #375. Since 1996, the popularity has increased by 162.2%. In 1999, approximately 1 in every 5,011 girls born was named Madelynn. STABLE Recent data shows the name is currently stable.