Keston is a distinctive boys' name in United States, ranking #4134 in 2015 with 25 recorded births. The name reached its all-time peak in 2010 with 43 births ranking #2809. Since 1996, the popularity has increased by 92.3%. In 2015, approximately 1 in every 76,650 boys born was named Keston. FALLING Recent data shows the name is currently falling.