2012 | 2012 Summer Olympics | 2012 ATP Challenger Tour | Chief Justice | Chief Minister | Chief Justice of the United States | Chief Executive Officer | chief executive officer | 2012 ATP World Tour | United States elections, 2012 | Chief executive officer | 2012 in radio | Special Operations Executive | 2012 Summer Paralympics | Lord Chief Justice of England and Wales | UEFA Euro 2012 | Portable Document Format | 2012 ITF Women's Circuit | Chief of Naval Operations | chief | Chief Secretary | Miss Universe 2012 | Commander-in-Chief | United States House of Representatives elections, 2012 | Chief Executive of Hong Kong | Football at the 2012 Summer Olympics – Men's tournament | Chief Justice of the Supreme Court of the Philippines | Chief | Tribal chief | Lord Chief Justice of Ireland |