Kianu is a distinctive boys' name in United States, ranking #13059 in 2025 with 5 recorded births. This places Kianu 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 2001 with 6 births ranking #9980. In 2025, approximately 1 in every 341,615 boys born was named Kianu. STABLE Recent data shows the name is currently stable.