Users can go by different names in different groups

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Users have the option to change their display name in the servers they join
Discord

By Brandy Shaul

11 mins ago

While every Discord user has a set username, they can change their nickname (display name) in the servers they join. For instance, if you’re a member of a Discord server related to an online video game, you may want to change your nickname to match your username in that game. Our guide will show you how to change your nickname in a Discord server.