Calihan is a distinctive boys' name in United States, ranking #4564 in 2025 with 22 recorded births. This places Calihan in the top 33% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 40 births ranking #3027. In 2025, approximately 1 in every 77,640 boys born was named Calihan. FALLING Recent data shows the name is currently falling.