Caston is a distinctive boys' name in United States, ranking #7684 in 1998 with 7 recorded births. The name reached its all-time peak in 2017 with 33 births ranking #3393. Since 1996, the popularity has decreased by 30.0%. In 1998, approximately 1 in every 273,045 boys born was named Caston. FALLING Recent data shows the name is currently falling.