Go to your profile page and click the “Delete Account” tab, and follow the instructions.
Any edits you’ve made to the MusicBrainz data will remain in the database, but your profile will be made anonymous (username replaced with something like “Deleted user #12345”.
URLS:
http://musicbrainz.org
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.