Yiannis is a distinctive boys' name in United States, ranking #6029 in 1999 with 11 recorded births. The name reached its all-time peak in 2024 with 31 births ranking #3674. Since 1996, the popularity has decreased by 38.9%. In 1999, approximately 1 in every 174,553 boys born was named Yiannis. FALLING Recent data shows the name is currently falling.