Mutassim Billah Gaddafi was a Libyan military officer, and the National Security Advisor of Libya from 2008 until his assassination in 2011. He was the fourth son of former Libyan leader Muammar Gaddafi, and a member of his father's inner circle. He was said to have been in charge of crushing opposition during the Libyan civil war.
- Occupation
- politician, military officer
- Citizenship
- Libya
- Born
- December 18, 1974
- Died
- October 20, 2011
