Izaac is a distinctive boys' name in United States, ranking #1405 in 2003 with 95 recorded births. The name reached its all-time peak in 2009 with 151 births ranking #1199. Since 1996, the popularity has increased by 163.9%. In 2003, approximately 1 in every 20,792 boys born was named Izaac. STABLE Recent data shows the name is currently stable.