Roblox Username Rules
Roblox only allows letters (A-Z), numbers (0-9), and underscores (_). No spaces, no Unicode symbols in the username field. Use the styles above for inspiration then create a valid Roblox version.
Username Length
Roblox usernames must be 3 to 20 characters, starting with a letter. Underscores cannot be at the start or end.
Creative Strategies
l33t speak: M4st3r, Pr0Player. Combine words: SkyFrost, NeonBlade. Add numbers: YourName123. CamelCase: DarkKnight, BlueSky.
How to Change Your Roblox Username
- Go to roblox.com and log in
- Settings → Account Info
- Click edit next to username
- Enter new name (costs 1000 Robux)
Can I use Unicode symbols in my Roblox username?
No. Roblox only allows letters, numbers, and underscores. Unicode characters are rejected in the username field, though they work in Roblox chat.
How much does changing a Roblox username cost?
1000 Robux (approximately $12.50 USD). Choose carefully.
Can I use Unicode fonts in Roblox chat?
Yes. Roblox chat on most modern servers supports Unicode characters. You can use bold and italic text in chat, just not in usernames.