Rosalynn is a distinctive girls' name in United States, ranking #4100 in 2005 with 35 recorded births. The name reached its all-time peak in 2020 with 170 births ranking #1301. Since 1996, the popularity has increased by 118.8%. In 2005, approximately 1 in every 52,791 girls born was named Rosalynn. RISING Recent data shows the name is currently rising.