Shamus is a distinctive boys' name in United States, ranking #3989 in 2012 with 26 recorded births. The name reached its all-time peak in 2007 with 72 births ranking #1970. Since 1996, the popularity has decreased by 29.7%. In 2012, approximately 1 in every 72,947 boys born was named Shamus. RISING Recent data shows the name is currently rising.