Giacomo is a distinctive boys' name in United States, ranking #2515 in 2007 with 50 recorded births. The name reached its all-time peak in 2006 with 56 births ranking #2263. Since 1996, the popularity has increased by 78.6%. In 2007, approximately 1 in every 41,505 boys born was named Giacomo. RISING Recent data shows the name is currently rising.