Koah is a distinctive boys' name in United States, ranking #2247 in 2019 with 62 recorded births. This places Koah in the top 16% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 260 births ranking #912. In 2019, approximately 1 in every 28,925 boys born was named Koah. RISING Recent data shows the name is currently rising.