Cormac is a distinctive boys' name in United States, ranking #1180 in 2011 with 150 recorded births. The name reached its all-time peak in 2014 with 196 births ranking #1033. Since 1996, the popularity has increased by 212.5%. In 2011, approximately 1 in every 12,660 boys born was named Cormac. STABLE Recent data shows the name is currently stable.