Hassan Ghul (Arabic: حسان غول), born Mustafa Hajji Muhammad Khan (August 1977 - 1 October 2012), was a Saudi-born Pakistani member of al-Qaeda who revealed the kunya of Osama Bin Laden's messenger, which eventually led to Operation Neptune Spear and the death of Osama Bin Laden. Ghul was an ethnic Pashtun whose family was from Waziristan. He was designated by the Al-Qaida and Taliban Sanctions Committee of the Security Council in 2012.