Nicknames for Regan
4 nicknames, sorted by where they actually get used.
Office-safe
Reg
formal
Playground-friendly
Rey
casual
Reie
casual
Family nicknames
Regkins
endearment
Regan carries 4 common short forms — Reg, Rey, and Reie — drawn from its Irish-rooted roots. The list splits into 1 office-safe pick and 2 playground-friendly options so you can match the moment.