Madalyn is a moderately popular girls' name in United States, ranking #359 in 2006 with 915 recorded births. The name reached its all-time peak in 2008 with 1,144 births ranking #292. Since 1996, the popularity has increased by 106.1%. In 2006, approximately 1 in every 2,078 girls born was named Madalyn. STABLE Recent data shows the name is currently stable.