Izaak is a distinctive boys' name in United States, ranking #1942 in 1996 with 46 recorded births. This places Izaak in the top 18% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 138 births ranking #1255. In 1996, approximately 1 in every 41,179 boys born was named Izaak. STABLE Recent data shows the name is currently stable.