Katherine has been given to about 652,750 people in the United States since 1880. It was most common in 1990, which makes it a Gen X and millennial name.
Katherine ranks 186th among American girls in 2025, with 1,670 born that year. Its best year was 1990, when 11,657 babies were given the name, ranking 26th. The typical living American called Katherine is about 41 years old today. It is relatively most common in District of Columbia, where it accounts for 0.20% 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.