Kale is a distinctive boys' name in United States, ranking #907 in 2003 with 184 recorded births. The name reached its all-time peak in 2008 with 544 births ranking #504. Since 1996, the popularity has increased by 97.8%. In 2003, approximately 1 in every 10,735 boys born was named Kale. FALLING Recent data shows the name is currently falling.