Ashlyn has been given to about 48,093 people in the United States since 1880. It was most common in 2005, which makes it a millennial-parent name.
Ashlyn ranks 972nd among American girls in 2025, with 262 born that year. Its best year was 2005, when 2,544 babies were given the name, ranking 127th. The typical living American called Ashlyn is about 21 years old today. It is relatively most common in Maryland, 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.