How to remove your Zynga account
Zynga is the maker of some ‘social games’ that are played by millions of people (e.g.: FarmVille).
You generally log in on a site (typically Facebook) and connect to Zynga by playing a game.
1. How to remove your (hidden!) account at Zynga? Send a mail to to firstname.lastname@example.org. Place “Delete My Account” in the subject line and include your first name, last name, e-mail address and user ID number for the SNS from which you access our games (if applicable) in the body of the e-mail.
2. How to remove a game? See http://www.zynga.com/privacy/removal.php
(From their FAQ)
Direct removal link: http://www.zynga.com/privacy/faq.php#remove-personal-information
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Zynga using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Zynga. Click here to find out how.