From acarvin:
Rebel Discovers Qaddafi Passport, Real Spelling of Leader’s Name

A much-circulated 2009 abcnews.com story found 112 different ways to render the Libyan leader’s last name in the Latin alphabet, used in English and most other Western European languages. But, according to this passport, and presumably the Libyan man himself, the accurate Latinized spelling is one of the least commonly used of those 112: Gathafi.