| Gleb Mikhailovich Vannovsky | |
| Birth Date: | 5 March 1862 |
| Birth Place: | Putyvl, Kursk Governorate, Russian Empire |
| Death Place: | Cannes, France |
| Allegiance: | White Movement |
| Branch: | Imperial Russian Army White Army |
| Commands: | 1st Brigade, 2nd Cavalry Division 2nd Brigade, 13th Cavalry Division 35th Army Corps 1st Army |
| Battles: | Boxer Rebellion Russo-Japanese War World War I Russian Civil War |
Gleb Vannovsky (ru|Глеб Михайлович Ванновский, 5 March 1862 – 17 October 1943) was an Imperial Russian army commander. He served in China and fought in the war against the Empire of Japan. After the October Revolution of 1917, he fought against the Bolsheviks. After the end of the civil war, he emigrated to France.