Sir Siddiq Abubakar III, KBE (1903–1988) ya kasance shugaban musulmin Nijeriya. Ya yi aiki a matsayin Sultan na Sokoto tsakanin 1938 da 1988, shi ne mafi tsawo mulki Sultan na Sokoto. An haifi Abubakar a garin Dange a ranar 15 ga Maris 1903. Dan Muazu, dan Usman Shehu, jika ne ga Mu'azu kuma, ta hanyar sa, ɗan gidan Usman Dan Fodio kai tsaye. Abubakar ya kasance magaji ne na ƙarni na huɗu ga karagar mulki da aka kafa a ƙarni na biyu wanda kakansa, Sheikh Usman Dan Fodio (1754-1817) shugaban makarantar Malikiyya ta Islama da reshen Qadiri na Sufanci ya kafa . Abubakar ya yi karatun Islamiyya. Ya riƙe muƙamai da dama kafin ya gaji kawunsa, Hassan Ibn Muazu, yana da shekara 35. Ya kasance marubuci a gundumar Dange tsakanin 1929 da 1931 kuma an naɗa shi Sardaunan Sakkwato a watan Fabrairun 1931. A matsayinsa na Sardauna, ya yi aiki daga Sakkwato, yana cikin aikin yanke shawara na Hukumar 'Yan Asalin Sakkwato da kuma kula da gidajen yari da sassan' yan sanda.