Hernan has been given to about 5,230 people in the United States since 1880. It was most common in 1995, which makes it a Gen X and millennial name.
Its best year was 1995, when 186 babies were given the name, ranking 786th. The typical living American called Hernan is about 26 years old today. It is relatively most common in Texas, where it accounts for 0.01% of births.
Source: US Social Security Administration, national and state name files, 2025 release. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.