In 2025, 69 US girls were named Brynnleigh, making it the 2,549th most common girls’ name of the year, down 444 places from #2,105 in 2024. That is 22 fewer than the 91 girls named Brynnleigh in 2024. Its best rank for girls was #1,945, reached in 2022. That year also had the most girls given the name: 102. For comparison, it was #4,160 in 2015 and unranked in 1950.
Social Security card records list Brynnleigh in 19 years of the 146 from 1880 to 2025, starting in 2006 with 5 babies. In all, 814 US babies have been given the name, all of them girls. Its busiest decade was the 2020s, with 452 babies named Brynnleigh.
Over the 10 years from 2016 to 2025, 647 US girls were named Brynnleigh; the busiest of those years was 2022, with 102. In 2025 that was about 1 in 23,294 of the girls in SSA’s list for the year.
Among the states, Brynnleigh ranked highest in Pennsylvania in 2025, at #1,263 for girls there. It was not in the top 100 of any state. Related spellings in the SSA files include Brynleigh (4,107 babies since 1880) and Brinleigh (914 babies since 1880).