Gianmarco is a distinctive boys' name in United States, ranking #6953 in 2024 with 12 recorded births. The name reached its all-time peak in 2005 with 48 births ranking #2408. Since 1996, the popularity has increased by 33.3%. In 2024, approximately 1 in every 142,943 boys born was named Gianmarco. STABLE Recent data shows the name is currently stable.