Madalyn is a moderately popular girls' name in United States, ranking #401 in 2004 with 758 recorded births. The name reached its all-time peak in 2008 with 1,144 births ranking #292. Since 1996, the popularity has increased by 70.7%. In 2004, approximately 1 in every 2,422 girls born was named Madalyn. STABLE Recent data shows the name is currently stable.