The story of Harlon
Harlon is rare for boys in the United States, ranked #6,241 in 2025 with 14 babies given the name. It is currently holding steady compared with a decade ago.
Since 1910, 1,858 American babies have been named Harlon. Its peak came in 1939, when 44 newborns received the name, the signature sound of the 1930s.
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 Harlon stood among all boys' names in any year, or use the compare tool to plot it against other names.