Kennith is a distinctive boys' name in United States, ranking #3117 in 2004 with 32 recorded births. The name reached its all-time peak in 1997 with 60 births ranking #1661. Since 1996, the popularity has decreased by 39.6%. In 2004, approximately 1 in every 62,025 boys born was named Kennith. FALLING Recent data shows the name is currently falling.