The Battle of Ginnis (also known as the Battle of Gennis) was a minor battle of the Mahdist War that was fought on December 30, 1885, between soldiers of the Anglo-Egyptian Army and Mahdist Sudanese warriors of the Dervish State. The battle was caused by the Mahdist blockade of the Ginnis-Kosha fort, which British commanders hoped to relieve. The fighting resulted in a British victory.