Giacomo is a distinctive boys' name in United States, ranking #2263 in 2006 with 56 recorded births. The name reached its all-time peak in 2006 with 56 births ranking #2263. Since 1996, the popularity has increased by 100.0%. In 2006, approximately 1 in every 36,699 boys born was named Giacomo. RISING Recent data shows the name is currently rising.