You won't find any automated way to delete a Roblox account on its website. Use one of the 3 methods listed in the post to delete Roblox.

How to cancel Roblox from your browser If you have a computer handy, you can quickly log on and cancel using the web browser of your choice or with the Roblox app. Here’s what to do.

How to delete a Roblox account Users or parents who want to delete an account will be unable to find a simple delete button on the Roblox website, however. This is because there isn't one.

To log out of your Roblox account in Windows 10/11, just navigate to the Roblox home page. Once you’re there, tap on the Settings icon from the upper-right side of the screen then select Logout ...