Baby Boy Names
The name Giannis is a boy's name . Giannis and is often added to lists like Variations of John and discussed in our forums with posts like "Themed Families..".
From the experts:
Gianni, the Italian form of Johnny, has gotten popular in the US, and there's a good chance Giannis will be next, thanks to rising star basketball player Giannis Antetokounmpo, who is Greek. It makes an original spin on John or Jonas. Other variations are Iannis and Yanis.