Medieval English surname, "son of Adam" — son of adam. A surname that became a girls' name after a 2005 television character.
Addison ranks 84th among American girls in 2025, with 3,033 born that year. Its best year was 2007, when 12,290 babies were given the name, ranking 11th. The typical living American called Addison is about 15 years old today. It is relatively most common in Vermont, where it accounts for 0.55% 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.