Nicknames for Constantine
5 nicknames, sorted by where they actually get used.
Office-safe
Con
formal
Stan
formal
Playground-friendly
Costa
casual
Connie
casual
Costas
casual
Constantine carries 5 documented short forms — Con, Costa, and Connie — drawn from its English-origin roots. The list splits into 2 office-safe picks and 3 playground-friendly options so you can match the moment.