Sheamus is a distinctive boys' name in United States, ranking #4999 in 2005 with 17 recorded births. The name reached its all-time peak in 2014 with 36 births ranking #3146. Since 1996, the popularity has increased by 112.5%. In 2005, approximately 1 in every 117,479 boys born was named Sheamus. FALLING Recent data shows the name is currently falling.