Madilynn is a distinctive girls' name in United States, ranking #667 in 2008 with 461 recorded births. The name reached its all-time peak in 2014 with 656 births ranking #479. Since 1996, the popularity has increased by 1,297.0%. In 2008, approximately 1 in every 4,101 girls born was named Madilynn. FALLING Recent data shows the name is currently falling.