Chas is a distinctive boys' name in United States, ranking #3855 in 2003 with 22 recorded births. The name reached its all-time peak in 2000 with 37 births ranking #2535. Since 1996, the popularity has decreased by 33.3%. In 2003, approximately 1 in every 89,785 boys born was named Chas. FALLING Recent data shows the name is currently falling.