In 2025, 45 US girls were named Karol, making it the 3,426th most common girls’ name of the year, up 297 places from #3,723 in 2024. That is 4 more than the 41 girls named Karol in 2024. Its best rank for girls was #493, reached in 1944. The most girls given the name in a single year was 316, in 2005. For comparison, it was #2,700 in 2015 and #597 in 1950.
Fewer than five US boys were named Karol in 2025, so it does not appear in that year’s SSA list for boys. Its best rank for boys was #1,206, reached in 2005. That year also had the most boys given the name: 132. For comparison, it was #5,175 in 2015 and #3,183 in 1950.
Social Security card records list Karol in 113 years of the 146 from 1880 to 2025, starting in 1911 with 5 babies. In all, 11,131 US babies have been given the name, 87% of them girls and 13% boys. Its busiest decade was the 1950s, with 2,295 babies named Karol.
Over the 10 years from 2016 to 2025, 508 US girls were named Karol; the busiest of those years was 2019, with 72. In 2025 that was about 1 in 35,717 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Charles (2,447,135 babies since 1880), Carl (508,017 babies since 1880), Carlos (309,076 babies since 1880) and Karl (101,751 babies since 1880). Rarer spellings such as Kariel and Karell are summarised on this page.