Jack is a highly popular boys' name in United States, ranking #11 in 2021 with 9,563 recorded births. The name reached its all-time peak in 2005 with 10,905 births ranking #34. Since 1996, the popularity has increased by 125.3%. In 2021, approximately 1 in every 183 boys born was named Jack. STABLE Recent data shows the name is currently stable.