Nicknames for Nikolai
3 nicknames, sorted by where they actually get used.
Office-safe
Nik
formal
Niko
formal
Playground-friendly
Kolya
casual
Nikolai carries 3 documented short forms — Nik, Niko, and Kolya — drawn from its Russian-origin roots. The list splits into 2 office-safe picks and 1 playground-friendly option so you can match the moment.