The story of Calen
Calen is rare for boys in the United States, ranked #3,323 in 2025 with 35 babies given the name. It is currently declining compared with a decade ago.
Since 1977, 2,720 American babies have been named Calen, about 92% boys and 8% girls, making it a genuinely unisex name. Its peak came in 2011, when 108 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 Calen stood among all boys' names in any year, or use the compare tool to plot it against other names.