Rosalynn is a distinctive girls' name in United States, ranking #1621 in 2025 with 129 recorded births. The name reached its all-time peak in 2020 with 170 births ranking #1301. Since 1996, the popularity has increased by 706.3%. In 2025, approximately 1 in every 12,459 girls born was named Rosalynn. RISING Recent data shows the name is currently rising.