Nicknames for Millen
7 nicknames, sorted by where they actually get used.
Office-safe
Mil
formal
Mill
formal
Playground-friendly
Milly
casual
Millie
casual
Miy
casual
Miie
casual
Family nicknames
Milkins
endearment
Millen carries 7 common short forms — Mil, Mill, and Milly. The list splits into 2 office-safe picks and 4 playground-friendly options so you can match the moment.