Giacomo is a distinctive boys' name in United States, ranking #2679 in 2011 with 45 recorded births. The name reached its all-time peak in 2006 with 56 births ranking #2263. Since 1996, the popularity has increased by 60.7%. In 2011, approximately 1 in every 42,200 boys born was named Giacomo. RISING Recent data shows the name is currently rising.