Chas is a distinctive boys' name in United States, ranking #3992 in 2001 with 20 recorded births. This places Chas in the top 32% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 37 births ranking #2535. Since 1996, the popularity has decreased by 39.4%. In 2001, approximately 1 in every 97,142 boys born was named Chas. FALLING Recent data shows the name is currently falling.