Flynn is a distinctive boys' name in United States, ranking #653 in 2021 with 418 recorded births. The name reached its all-time peak in 2021 with 418 births ranking #653. Since 1996, the popularity has increased by 1,717.4%. In 2021, approximately 1 in every 4,182 boys born was named Flynn. STABLE Recent data shows the name is currently stable.