Sheamus is a distinctive boys' name in United States, ranking #11346 in 1999 with 5 recorded births. The name reached its all-time peak in 2014 with 36 births ranking #3146. Since 1996, the popularity has decreased by 37.5%. In 1999, approximately 1 in every 384,017 boys born was named Sheamus. FALLING Recent data shows the name is currently falling.