Giacomo is a distinctive boys' name in United States, ranking #4383 in 2019 with 23 recorded births. The name reached its all-time peak in 2006 with 56 births ranking #2263. Since 1996, the popularity has decreased by 17.9%. In 2019, approximately 1 in every 77,972 boys born was named Giacomo. RISING Recent data shows the name is currently rising.