Nicknames for Fiona
4 nicknames, sorted by where they actually get used.
Office-safe
Fio
formal
Playground-friendly
Fiy
casual
Fiie
casual
Family nicknames
Fiokins
endearment
About Fiona nicknames: Most parents pick Fiona for the full formal sound. Then they reach for a shorter form at home. The office version and the playground version are usually different — that's the split above.