In 2025, 445 US boys were named Kenzo, making it the 630th most common boys’ name of the year, down 44 places from #586 in 2024. That is 42 fewer than the 487 boys named Kenzo in 2024. Its best rank for boys was #505, reached in 2022. That year also had the most boys given the name: 596. For comparison, it was #1,747 in 2015 and unranked in 1950.
Social Security card records list Kenzo in 38 years of the 146 from 1880 to 2025, starting in 1920 with 7 babies. In all, 4,695 US babies have been given the name, 0.1% of them girls and 99.8% boys. Its busiest decade was the 2020s, with 3,055 babies named Kenzo.
Over the 10 years from 2016 to 2025, 3,901 US boys were named Kenzo; the busiest of those years was 2022, with 596. In 2025 that was about 1 in 3,838 of the boys in SSA’s list for the year.
Among the states, Kenzo ranked highest in Hawaii in 2025, at #194 for boys there. It was not in the top 100 of any state. Rarer spellings such as Kenso and Kynzo are summarised on this page.