Gianncarlo is a distinctive boys' name in United States, ranking #7897 in 2009 with 10 recorded births. The name reached its all-time peak in 2009 with 10 births ranking #7897. Since 1996, the popularity has increased by 100.0%. In 2009, approximately 1 in every 198,331 boys born was named Gianncarlo. FALLING Recent data shows the name is currently falling.