Aleksandr Mikhailovich Krymov (October 23, 1871—August 31, 1917, ) was a Russian Imperial Lieutenant General, a military commander of Russo-Japanese War, World War I, and Russian Revolution times. During the times of the Russian Revolution of 1917, on April 4, 1917 he was appointed acting commander of the 3rd Cavalry Corps, which included the Savage Division. He refused to accept the appointment of Military Minister by the Russian Provisional Government. On August 24, 1917 Commander-in-Chief Lavr Kornilov appointed Krymov commander of the Detached Petrograd Army (отдельная Петроградская армия ) to secure the Russian capital of Petrograd.