Rosalynn is a distinctive girls' name in United States, ranking #4973 in 2001 with 24 recorded births. The name reached its all-time peak in 2020 with 170 births ranking #1301. Since 1996, the popularity has increased by 50.0%. In 2001, approximately 1 in every 75,023 girls born was named Rosalynn. RISING Recent data shows the name is currently rising.