Madilynn is a distinctive girls' name in United States, ranking #559 in 2012 with 528 recorded births. The name reached its all-time peak in 2014 with 656 births ranking #479. Since 1996, the popularity has increased by 1,500.0%. In 2012, approximately 1 in every 3,335 girls born was named Madilynn. FALLING Recent data shows the name is currently falling.