Sheamus is a distinctive boys' name in United States, ranking #3146 in 2014 with 36 recorded births. The name reached its all-time peak in 2014 with 36 births ranking #3146. Since 1996, the popularity has increased by 350.0%. In 2014, approximately 1 in every 53,346 boys born was named Sheamus. FALLING Recent data shows the name is currently falling.