Cormac is a distinctive boys' name in United States, ranking #1574 in 2009 with 103 recorded births. The name reached its all-time peak in 2014 with 196 births ranking #1033. Since 1996, the popularity has increased by 114.6%. In 2009, approximately 1 in every 19,255 boys born was named Cormac. STABLE Recent data shows the name is currently stable.