Roselyn has been given to about 14,556 people in the United States since 1880. It was most common in 2018, which makes it a current name.
Roselyn ranks 979th among American girls in 2025, with 259 born that year. Its best year was 2018, when 459 babies were given the name, ranking 647th. The typical living American called Roselyn is about 18 years old today. It is relatively most common in Wisconsin, where it accounts for 0.02% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.