Kumar is a distinctive boys' name in United States, ranking #9499 in 2008 with 8 recorded births. The name reached its all-time peak in 1998 with 13 births ranking #5054. Since 1996, the popularity has increased by 14.3%. In 2008, approximately 1 in every 254,993 boys born was named Kumar. FALLING Recent data shows the name is currently falling.