Roslyn is a distinctive girls' name in United States, ranking #1433 in 2025 with 151 recorded births. This places Roslyn in the top 8% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2016 with 217 births ranking #1160. Since 1996, the popularity has increased by 208.2%. In 2025, approximately 1 in every 10,644 girls born was named Roslyn. STABLE Recent data shows the name is currently stable.