In 2025, 125 US boys were named Giancarlo, making it the 1,438th most common boys’ name of the year, down 31 places from #1,407 in 2024. That is 8 fewer than the 133 boys named Giancarlo in 2024. Its best rank for boys was #641, reached in 2008. That year also had the most boys given the name: 381. For comparison, it was #847 in 2015 and unranked in 1950.
Social Security card records list Giancarlo in 66 years of the 146 from 1880 to 2025, starting in 1956 with 5 babies. In all, 8,652 US babies have been given the name, all of them boys. Its busiest decade was the 2000s, with 2,873 babies named Giancarlo.
Over the 10 years from 2016 to 2025, 1,692 US boys were named Giancarlo; the busiest of those years was 2017, with 206. In 2025 that was about 1 in 13,665 of the boys in SSA’s list for the year.
Among the states, Giancarlo ranked highest in New Jersey in 2025, at #621 for boys there. It was not in the top 100 of any state. Rarer spellings such as Giankarlo, Gianncarlo and Geancarlo are summarised on this page.