In 2025, 121 US girls were named Jaelynn, making it the 1,696th most common girls’ name of the year, down 132 places from #1,564 in 2024. That is 15 fewer than the 136 girls named Jaelynn in 2024. Its best rank for girls was #503, reached in 2010. That year also had the most girls given the name: 593. For comparison, it was #597 in 2015 and unranked in 1950.
Social Security card records list Jaelynn in 38 years of the 146 from 1880 to 2025, starting in 1984 with 8 babies. In all, 9,508 US babies have been given the name, 98% of them girls and 1.6% boys. Its busiest decade was the 2010s, with 4,656 babies named Jaelynn.
Over the 10 years from 2016 to 2025, 2,579 US girls were named Jaelynn; the busiest of those years was 2016, with 444. In 2025 that was about 1 in 13,283 of the girls in SSA’s list for the year.
Among the states, Jaelynn ranked highest in Missouri in 2025, at #985 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Jaelyn (15,601 babies since 1880), Jaylynn (9,939 babies since 1880), Jaylyn (7,513 babies since 1880) and Jalyn (6,622 babies since 1880).