Nicknames for Istvan
7 nicknames, sorted by where they actually get used.
Office-safe
Ist
formal
Istv
formal
Playground-friendly
Istvy
casual
Istvie
casual
Isy
casual
Isie
casual
Family nicknames
Istkins
endearment
Istvan carries 7 common short forms — Ist, Istv, and Istvy. The list splits into 2 office-safe picks and 4 playground-friendly options so you can match the moment.