Kainoa is a distinctive boys' name in United States, ranking #1772 in 2000 with 62 recorded births. The name reached its all-time peak in 2016 with 105 births ranking #1566. Since 1996, the popularity has increased by 31.9%. In 2000, approximately 1 in every 31,676 boys born was named Kainoa. STABLE Recent data shows the name is currently stable.