Latin felix, "fortunate" — lucky; successful. Borne by dozens of saints and four popes, and one of the oldest good-omen names in use.
Felix ranks 175th among American boys in 2025, with 2,074 born that year. Its best year was 2024, when 2,100 babies were given the name, ranking 179th. The typical living American called Felix is about 25 years old today. It is relatively most common in Vermont, where it accounts for 0.32% 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.