In 2025, 30 US girls were named Kerrigan, making it the 4,608th most common girls’ name of the year, down 528 places from #4,080 in 2024. That is 6 fewer than the 36 girls named Kerrigan in 2024. Its best rank for girls was #1,556, reached in 1996. The most girls given the name in a single year was 118, in 2012. For comparison, it was #2,021 in 2015 and unranked in 1950.
In 2025, 6 US boys were named Kerrigan, making it the 11,379th most common boys’ name of the year. Its best rank for boys was #6,278, reached in 1996. The most boys given the name in a single year was 9, in 2014. For comparison, it was #13,114 in 2015 and unranked in 1950.
Social Security card records list Kerrigan in 37 years of the 146 from 1880 to 2025, starting in 1972 with 5 babies. In all, 2,571 US babies have been given the name, 96% of them girls and 4.3% boys. Its busiest decade was the 2010s, with 933 babies named Kerrigan.
Over the 10 years from 2016 to 2025, 527 US girls were named Kerrigan; the busiest of those years was 2016, with 79. In 2025 that was about 1 in 53,576 of the girls in SSA’s list for the year.
Rarer spellings such as Kerigan and Keragan are summarised on this page.