Abu Bakar Bashir (also Abubakar Ba'asyir, Abdus Somad, and Ustad Abu , born August 17, 1938, is an Indonesian Muslim cleric and leader of the Indonesian Mujahedeen Council .

He runs the Al-Mukmin boarding school in Ngruki, Central Java which he co-founded with Abdullah Sungkar in 1972. He was in exile in Malaysia for 17 years during the secular New Order administration of the President of Indonesia Suharto resulting from various activities, including urging the implementation of Sharia law.