Kainoa is a distinctive boys' name in United States, ranking #1970 in 2001 with 55 recorded births. This places Kainoa 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 2016 with 105 births ranking #1566. Since 1996, the popularity has increased by 17.0%. In 2001, approximately 1 in every 35,324 boys born was named Kainoa. STABLE Recent data shows the name is currently stable.