Izack is a distinctive boys' name in United States, ranking #5797 in 1999 with 11 recorded births. The name reached its all-time peak in 2006 with 33 births ranking #3256. Since 1996, the popularity has increased by 37.5%. In 1999, approximately 1 in every 174,553 boys born was named Izack. FALLING Recent data shows the name is currently falling.