Muhammad Rais is an Indonesian convicted in May 2004 for involvement in the August 5 2003 Marriott Hotel bombing, which killed 12 people and wounded over 150. He is a member of Jemaah Islamiah and the brother-in-law of Noordin Mohammed Top. He attended the Al-Mukmin Islamic school which was founded by Abu Bakar Bashir, and while training in Afghanistan was responsible for relaying messages between Bashir and Osama Bin Laden.