Callen is a distinctive boys' name in United States, ranking #519 in 2015 with 554 recorded births. This places Callen in the top 4% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2023 with 687 births ranking #450. Since 1996, the popularity has increased by 1,878.6%. In 2015, approximately 1 in every 3,459 boys born was named Callen. FALLING Recent data shows the name is currently falling.