Old English welig, the willow tree, a symbol of flexibility — willow tree. A nature name that entered the American top 100 in 2015.
Willow ranks 44th among American girls in 2025, with 4,786 born that year. Its best year was 2021, when 5,231 babies were given the name, ranking 39th. The typical living American called Willow is about 7 years old today. It is relatively most common in Vermont, where it accounts for 0.64% 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.