Giancarlo is a distinctive boys' name in United States, ranking #992 in 2017 with 206 recorded births. The name reached its all-time peak in 2008 with 381 births ranking #641. Since 1996, the popularity has increased by 63.5%. In 2017, approximately 1 in every 8,982 boys born was named Giancarlo. FALLING Recent data shows the name is currently falling.