The story of Willam
Willam is rare for boys in the United States, ranked #13,798 in 2025 with 5 babies given the name. It is currently declining compared with a decade ago.
Since 1880, 3,516 American babies have been named Willam. Its peak came in 1959, when 76 newborns received the name, the signature sound of the 1950s.
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 Willam stood among all boys' names in any year, or use the compare tool to plot it against other names.