Kennith is a distinctive boys' name in United States, ranking #6610 in 2019 with 13 recorded births. The name reached its all-time peak in 1997 with 60 births ranking #1661. Since 1996, the popularity has decreased by 75.5%. In 2019, approximately 1 in every 137,951 boys born was named Kennith. FALLING Recent data shows the name is currently falling.