Kais is a distinctive boys' name in United States, ranking #6967 in 2008 with 12 recorded births. This places Kais in the top 48% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 43 births ranking #2820. In 2008, approximately 1 in every 169,996 boys born was named Kais. RISING Recent data shows the name is currently rising.