Gianni is a distinctive girls' name in United States, ranking #1351 in 2025 with 164 recorded births. The name reached its all-time peak in 2021 with 253 births ranking #1010. Since 1996, the popularity has increased by 368.6%. In 2025, approximately 1 in every 9,800 girls born was named Gianni. FALLING Recent data shows the name is currently falling.