Kieth is a distinctive boys' name in United States, ranking #11421 in 2006 with 6 recorded births. The name reached its all-time peak in 1996 with 18 births ranking #3764. Since 1996, the popularity has decreased by 66.7%. In 2006, approximately 1 in every 342,520 boys born was named Kieth. FALLING Recent data shows the name is currently falling.