Callen is a moderately popular boys' name in United States, ranking #477 in 2024 with 643 recorded births. The name reached its all-time peak in 2023 with 687 births ranking #450. Since 1996, the popularity has increased by 2,196.4%. In 2024, approximately 1 in every 2,668 boys born was named Callen. STABLE Recent data shows the name is currently stable.