If a player does not specify a display name, their username will be used instead. Follow these simple steps to change your display name: Go to the Account Info page on the official website.

Roblox will be allowing players to choose a display name of their choice that will appear in game, chat, and on player lists!

Gamertag, username, display name; a Roblox player has multiple names, each having a purpose. Thankfully, usernames and display names chosen years ago can be changed.