Kenji has been given to about 5,657 people in the United States since 1880. It was most common in 2022, which makes it a current name.
Kenji ranks 944th among American boys in 2025, with 249 born that year. Its best year was 2022, when 337 babies were given the name, ranking 754th. The typical living American called Kenji is about 13 years old today. It is relatively most common in Hawaii, where it accounts for 0.16% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.