Chas is a distinctive boys' name in United States, ranking #7648 in 2012 with 10 recorded births. The name reached its all-time peak in 2000 with 37 births ranking #2535. Since 1996, the popularity has decreased by 69.7%. In 2012, approximately 1 in every 189,663 boys born was named Chas. FALLING Recent data shows the name is currently falling.