Koan is a distinctive boys' name in United States, ranking #13082 in 2025 with 5 recorded births. This places Koan in the bottom 6% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2024 with 9 births ranking #8656. In 2025, approximately 1 in every 341,615 boys born was named Koan. FALLING Recent data shows the name is currently falling.