Kumar is a distinctive boys' name in United States, ranking #7370 in 2010 with 11 recorded births. The name reached its all-time peak in 1998 with 13 births ranking #5054. Since 1996, the popularity has increased by 57.1%. In 2010, approximately 1 in every 174,401 boys born was named Kumar. FALLING Recent data shows the name is currently falling.