Izaac is a distinctive boys' name in United States, ranking #2214 in 1998 with 41 recorded births. This places Izaac in the top 20% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 151 births ranking #1199. Since 1996, the popularity has increased by 13.9%. In 1998, approximately 1 in every 46,618 boys born was named Izaac. STABLE Recent data shows the name is currently stable.