Roblox allows all users to change their Roblox account's display name in the account settings without spending a dime. Here's how to do it.

Change Roblox username or Roblox display name When you initially sign up to play Roblox, you must give your Roblox account a Roblox username. Other players will see your Roblox name in game.

While Usernames are unique, two or more players can have the same Display Name. How Do I Change My ROBLOX Username? Changing your username on ROBLOX is an easy, but expensive process. Changing to a ...

The process for changing your display name on Roblox is fairly simple. Here's a full breakdown of how you can change your display name in Roblox.