How to remove your Vimeo account
Be logged in, go to settings (see the link), scroll down for the removal link and use it.
Direct removal link: https://vimeo.com/settings
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Vimeo using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Vimeo. Click here to find out how.