Kennith is a distinctive boys' name in United States, ranking #3079 in 2003 with 31 recorded births. The name reached its all-time peak in 1997 with 60 births ranking #1661. Since 1996, the popularity has decreased by 41.5%. In 2003, approximately 1 in every 63,718 boys born was named Kennith. FALLING Recent data shows the name is currently falling.