Kaihan is a distinctive boys' name in United States, ranking #7977 in 2023 with 10 recorded births. This places Kaihan in the bottom 44% 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 21 births ranking #4790. In 2023, approximately 1 in every 170,855 boys born was named Kaihan. RISING Recent data shows the name is currently rising.