See Who Blocked You On Facebook
1. Click the gear-shaped icon on your Facebook toolbar and choose "Privacy Settings."
2. Click "Blocking" in the sidebar to display numerous kinds of block lists. The "Block Users" area displays individuals you've blocked entirely-- they can't send out buddy requests, see your Timeline or send out messages.
The "Block App Welcomes" area lists friends who cannot send you demands to join games and other apps, while the "Block Occasion Invites" lists good friends who can't invite you to events. The "Block Apps" area reveals apps you've blocked.
3. Click "Edit List" in the "Limited List "section to see a list of buddies you have actually limited. These good friends can only see info on your Timeline that you reveal. They stay on your friends list, however they are blocked from seeing any updates or pictures that have a friends-only personal privacy setting.
Tips
To eliminate someone from a block list, click the "Undo" link next to her name and click "Verify." To eliminate someone from the limited list, click the "X" on his profile image while viewing the list.
To add an individual to a block list, type her name or email address in the suitable area. To add someone to the restricted list, click the "On This List" button, change the setting to "Pals" and after that click on the name of the good friend you want to include to the limited list See Who Blocked You On Facebook.