Mahmoud Abd Al Aziz Abd Al Mujahid is a Yemeni citizen who was held in extrajudicial detention in the United States Guantanamo Bay detainment camps, in Cuba, for over fourteen and a half years, from January 11, 2002 to August 15, 2016.[1][2] His Guantanamo Internment Serial Number is 31. Joint Task Force Guantanamo analysts report that he was born on August 1, 1977, in Taiz. Yemen.