Callahan is a distinctive boys' name in United States, ranking #519 in 2022 with 570 recorded births. The name reached its all-time peak in 2024 with 907 births ranking #363. Since 1996, the popularity has increased by 2,180.0%. In 2022, approximately 1 in every 3,060 boys born was named Callahan. RISING Recent data shows the name is currently rising.