Nicknames for Giannis
10 nicknames, sorted by where they actually get used.
Office-safe
Gia
formal
Gian
formal
Nis
formal
Playground-friendly
Giany
casual
Gianie
casual
Nisy
casual
Nisie
casual
Giy
casual
Giie
casual
Family nicknames
Giakins
endearment
Giannis carries 10 common short forms — Gia, Gian, and Giany. The list splits into 3 office-safe picks and 6 playground-friendly options so you can match the moment.