Giannis is a distinctive girls' name in United States, ranking #14159 in 2022 with 6 recorded births. This places Giannis in the bottom 20% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2020 with 7 births ranking #12597. In 2022, approximately 1 in every 273,127 girls born was named Giannis. FALLING Recent data shows the name is currently falling.