In 2025, 5 US boys were named Corby, making it the 12,417th most common boys’ name of the year. Its best rank for boys was #1,058, reached in 1973. That year also had the most boys given the name: 59. For comparison, it was unranked (under five boys) in 2015 and unranked in 1950.
Fewer than five US girls were named Corby in 2025, so it does not appear in that year’s SSA list for girls. Its best rank for girls was #1,626, reached in 1954. That year also had the most girls given the name: 39. For comparison, it was unranked (under five girls) in 2015 and unranked in 1950.
Social Security card records list Corby in 72 years of the 146 from 1880 to 2025, starting in 1922 with 5 babies. In all, 1,658 US babies have been given the name, 18% of them girls and 82% boys. Its busiest decade was the 1970s, with 477 babies named Corby.
Over the 10 years from 2016 to 2025, 16 US boys were named Corby; the busiest of those years was 2017, with 6. In 2025 that was about 1 in 341,615 of the boys in SSA’s list for the year.
Rarer spellings such as Korby, Curby and Corbie are summarised on this page.