Cormac is a distinctive boys' name in United States, ranking #2137 in 1997 with 41 recorded births. The name reached its all-time peak in 2014 with 196 births ranking #1033. Since 1996, the popularity has decreased by 14.6%. In 1997, approximately 1 in every 45,978 boys born was named Cormac. STABLE Recent data shows the name is currently stable.