Isaac is a highly popular boys' name in United States, ranking #40 in 2021 with 6,982 recorded births. The name reached its all-time peak in 2007 with 10,274 births ranking #41. Since 1996, the popularity has increased by 52.9%. In 2021, approximately 1 in every 250 boys born was named Isaac. STABLE Recent data shows the name is currently stable.