Kail is a distinctive boys' name in United States, ranking #7918 in 2019 with 10 recorded births. The name reached its all-time peak in 2008 with 37 births ranking #3137. Since 1996, the popularity has decreased by 23.1%. In 2019, approximately 1 in every 179,336 boys born was named Kail. FALLING Recent data shows the name is currently falling.