Giancarlo is a distinctive boys' name in United States, ranking #1210 in 2020 with 156 recorded births. The name reached its all-time peak in 2008 with 381 births ranking #641. Since 1996, the popularity has increased by 23.8%. In 2020, approximately 1 in every 11,058 boys born was named Giancarlo. FALLING Recent data shows the name is currently falling.