The story of An
An is rare for girls in the United States, ranked #3,983 in 2025 with 36 babies given the name. It is currently holding steady compared with a decade ago.
Since 1946, 2,519 American babies have been named An, about 55% girls and 45% boys, making it a genuinely unisex name. Its peak came in 2016, when 73 newborns received the name, the signature sound of the 2010s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where An stood among all girls' names in any year, or use the compare tool to plot it against other names.