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