Kleber is a distinctive boys' name in United States, ranking #5167 in 2003 with 15 recorded births. This places Kleber in the top 40% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 35 births ranking #3128. In 2003, approximately 1 in every 131,685 boys born was named Kleber. FALLING Recent data shows the name is currently falling.