In 2025, 44 US girls were named Kynsley, making it the 3,495th most common girls’ name of the year, down 535 places from #2,960 in 2024. That is 12 fewer than the 56 girls named Kynsley in 2024. Its best rank for girls was #2,125, reached in 2018. That year also had the most girls given the name: 90. For comparison, it was #2,730 in 2015 and unranked in 1950.
Social Security card records list Kynsley in 22 years of the 146 from 1880 to 2025, starting in 1999 with 7 babies. In all, 984 US babies have been given the name, all of them girls. Its busiest decade was the 2010s, with 607 babies named Kynsley.
Over the 10 years from 2016 to 2025, 650 US girls were named Kynsley; the busiest of those years was 2018, with 90. In 2025 that was about 1 in 36,529 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Kinsley (50,243 babies since 1880), Kensley (9,285 babies since 1880), Kinslee (5,342 babies since 1880) and Kinzley (2,771 babies since 1880).