Kennieth is a distinctive boys' name in United States, ranking #9340 in 1999 with 6 recorded births. This places Kennieth in the bottom 20% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 6 births ranking #9340. In 1999, approximately 1 in every 320,015 boys born was named Kennieth. STABLE Recent data shows the name is currently stable.