Mailyn is a distinctive girls' name in United States, ranking #4513 in 2025 with 31 recorded births. This places Mailyn in the top 26% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2023 with 57 births ranking #2958. Since 1996, the popularity has increased by 416.7%. In 2025, approximately 1 in every 51,847 girls born was named Mailyn. FALLING Recent data shows the name is currently falling.