Keng is a distinctive boys' name in United States, ranking #8515 in 2017 with 9 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3615. Since 1996, the popularity has decreased by 52.6%. In 2017, approximately 1 in every 205,591 boys born was named Keng. FALLING Recent data shows the name is currently falling.