Chas is a distinctive boys' name in United States, ranking #6324 in 2007 with 13 recorded births. The name reached its all-time peak in 2000 with 37 births ranking #2535. Since 1996, the popularity has decreased by 60.6%. In 2007, approximately 1 in every 159,633 boys born was named Chas. FALLING Recent data shows the name is currently falling.