Gennaro is a distinctive boys' name in United States, ranking #4371 in 2016 with 23 recorded births. The name reached its all-time peak in 2022 with 39 births ranking #3116. Since 1996, the popularity has increased by 27.8%. In 2016, approximately 1 in every 82,487 boys born was named Gennaro. FALLING Recent data shows the name is currently falling.