Nicknames for Niclaus
10 nicknames, sorted by where they actually get used.
Office-safe
Nic
formal
Nicl
formal
Aus
formal
Playground-friendly
Nicly
casual
Niclie
casual
Ausy
casual
Ausie
casual
Niy
casual
Niie
casual
Family nicknames
Nickins
endearment
Niclaus carries 10 common short forms — Nic, Nicl, and Nicly. The list splits into 3 office-safe picks and 6 playground-friendly options so you can match the moment.