Madilynn is a distinctive girls' name in United States, ranking #1143 in 2005 with 204 recorded births. The name reached its all-time peak in 2014 with 656 births ranking #479. Since 1996, the popularity has increased by 518.2%. In 2005, approximately 1 in every 9,057 girls born was named Madilynn. FALLING Recent data shows the name is currently falling.