Rosalynn is a distinctive girls' name in United States, ranking #3805 in 2004 with 38 recorded births. The name reached its all-time peak in 2020 with 170 births ranking #1301. Since 1996, the popularity has increased by 137.5%. In 2004, approximately 1 in every 48,319 girls born was named Rosalynn. RISING Recent data shows the name is currently rising.