Izaac is a distinctive boys' name in United States, ranking #1338 in 2002 with 99 recorded births. The name reached its all-time peak in 2009 with 151 births ranking #1199. Since 1996, the popularity has increased by 175.0%. In 2002, approximately 1 in every 19,611 boys born was named Izaac. STABLE Recent data shows the name is currently stable.