Keston is a distinctive boys' name in United States, ranking #5164 in 2003 with 15 recorded births. The name reached its all-time peak in 2010 with 43 births ranking #2809. Since 1996, the popularity has increased by 15.4%. In 2003, approximately 1 in every 131,685 boys born was named Keston. FALLING Recent data shows the name is currently falling.