Madilyn is a moderately popular girls' name in United States, ranking #464 in 2025 with 662 recorded births. The name reached its all-time peak in 2008 with 1,169 births ranking #288. Since 1996, the popularity has increased by 379.7%. In 2025, approximately 1 in every 2,428 girls born was named Madilyn. FALLING Recent data shows the name is currently falling.