Ma'mun al-Hudaybi (Arabic: مأمون الهضيبي) (May 28, 1921 – January 8, 2004) was the sixth General Guide of the Muslim Brotherhood in Egypt. He briefly succeeded Mustafa Mashhur as General Guide in 2002, and headed the Islamist group until his death on January 8, 2004. His successor was Mohammed Mahdi Akef. Ma'mun al-Hudaybi was the son of the second General Guide, Hassan al-Hudaybi.