Madalyn is a moderately popular girls' name in United States, ranking #362 in 2010 with 883 recorded births. The name reached its all-time peak in 2008 with 1,144 births ranking #292. Since 1996, the popularity has increased by 98.9%. In 2010, approximately 1 in every 2,013 girls born was named Madalyn. STABLE Recent data shows the name is currently stable.