Cormac is a distinctive boys' name in United States, ranking #1808 in 2005 with 72 recorded births. The name reached its all-time peak in 2014 with 196 births ranking #1033. Since 1996, the popularity has increased by 50.0%. In 2005, approximately 1 in every 27,738 boys born was named Cormac. STABLE Recent data shows the name is currently stable.