Rosaly is a distinctive girls' name in United States, ranking #5766 in 2022 with 22 recorded births. The name reached its all-time peak in 2019 with 25 births ranking #5284. Since 1996, the popularity has increased by 175.0%. In 2022, approximately 1 in every 74,489 girls born was named Rosaly. RISING Recent data shows the name is currently rising.