Rosealynn first appears in the U.S. registration record in 2009. Its popularity climbed over the following decades. In 2019, 20 babies received the name (ranked #6144). Today it sits well outside the top 1,000 (around #9835), with roughly 12 babies named Rosealynn each year. Rosealynn's usage has held roughly steady recently. In total, around 137 babies have been registered with this name since 1880.