Issac is a distinctive boys' name in England & Wales, ranking #534 in 2014 with 70 recorded births. The name reached its all-time peak in 2019 with 114 births ranking #382. Since 1996, the popularity has increased by 337.5%. In 2014, approximately 1 in every 4,745 boys born was named Issac. FALLING Recent data shows the name is currently falling.