Kenseth is a distinctive boys' name in United States, ranking #12354 in 2004 with 5 recorded births. This places Kenseth in the bottom 7% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2003 with 6 births ranking #10276. In 2004, approximately 1 in every 396,960 boys born was named Kenseth. FALLING Recent data shows the name is currently falling.