عثمان دقنة
Osman Digna () (c.1840 – 1926) was a follower of Muhammad Ahmad, the self-proclaimed Mahdi, in Sudan, who became his best known military commander during the Mahdist War. He is descendant from the Abbasid family. As the Mahdi's ablest general, he played an important role in the fate of General Charles George Gordon and the loss of the Sudan to Turkish-Egyptian rule.