Giancarlo is a distinctive boys' name in United States, ranking #991 in 2016 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 2016, approximately 1 in every 9,210 boys born was named Giancarlo. FALLING Recent data shows the name is currently falling.