Gianni is a distinctive girls' name in United States, ranking #1657 in 2019 with 127 recorded births. The name reached its all-time peak in 2021 with 253 births ranking #1010. Since 1996, the popularity has increased by 262.9%. In 2019, approximately 1 in every 13,209 girls born was named Gianni. FALLING Recent data shows the name is currently falling.