Jazlyn has been given to about 17,490 people in the United States since 1880. It was most common in 2008, which makes it a millennial-parent name.
Jazlyn ranks 537th among American girls in 2025, with 563 born that year. Its best year was 2008, when 860 babies were given the name, ranking 378th. The typical living American called Jazlyn is about 14 years old today. It is relatively most common in Arizona, where it accounts for 0.04% 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.