Nicknames for Caitriona
12 nicknames, sorted by where they actually get used.
Office-safe
Cait
formal
Ona
formal
Iona
formal
Playground-friendly
Cai
casual
Caity
casual
Caitie
casual
Caitr
casual
Caitry
casual
Caitrie
casual
Onay
casual
Onaie
casual
Cay
casual
Caitriona carries 12 common short forms — Cai, Cait, and Caity. The list splits into 3 office-safe picks and 9 playground-friendly options so you can match the moment.