Giacomo is a distinctive boys' name in United States, ranking #2673 in 1998 with 31 recorded births. The name reached its all-time peak in 2006 with 56 births ranking #2263. Since 1996, the popularity has increased by 10.7%. In 1998, approximately 1 in every 61,655 boys born was named Giacomo. RISING Recent data shows the name is currently rising.