Kamau is a distinctive boys' name in United States, ranking #7459 in 2008 with 11 recorded births. The name reached its all-time peak in 1998 with 34 births ranking #2530. Since 1996, the popularity has decreased by 59.3%. In 2008, approximately 1 in every 185,450 boys born was named Kamau. STABLE Recent data shows the name is currently stable.