The story of Rosalio
Rosalio is rare for boys in the United States, ranked #7,575 in 2025 with 11 babies given the name. It is currently rising compared with a decade ago.
Since 1911, 2,063 American babies have been named Rosalio. Its peak came in 1994, when 39 newborns received the name, the signature sound of the 1990s.
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 Rosalio stood among all boys' names in any year, or use the compare tool to plot it against other names.