An FQL table that can be used to return a list of a users that are blocked from a Facebook Page.
Page Graph API object has an equivalent
blocked connection that can also be used to block or unblock users.
The ID of the Page
The ID of any user blocked by the Page
To read the
page_blocked_user table you need:
manage_pagespermissions for the list of blocked users on any Pages that the current session user is an admin of