Madalyn is a moderately popular girls' name in United States, ranking #439 in 1999 with 615 recorded births. The name reached its all-time peak in 2008 with 1,144 births ranking #292. Since 1996, the popularity has increased by 38.5%. In 1999, approximately 1 in every 2,884 girls born was named Madalyn. STABLE Recent data shows the name is currently stable.