Cass is a distinctive boys' name in United States, ranking #5425 in 2001 with 13 recorded births. The name reached its all-time peak in 2021 with 34 births ranking #3368. Since 1996, the popularity has decreased by 13.3%. In 2001, approximately 1 in every 149,449 boys born was named Cass. RISING Recent data shows the name is currently rising.