| Pyotr Bryanskikh | |
| Birth Date: | 1896 |
| Birth Place: | Tambov Governorate, Russian Empire |
| Death Place: | Moscow Oblast, Soviet Union |
| Allegiance: | Russian Empire Soviet Union |
| Branch: | Imperial Russian Army Soviet Red Army |
| Rank: | Komkor |
| Commands: | Volga Military District |
| Serviceyears: | 1915–1917 (Russian Empire) 1918–1937 (Soviet Union) |
| Battles: | World War I Russian Civil War |
Pyotr Alexeyevich Bryanskikh (; 1896 – 29 August 1938) was a Soviet komkor (corps commander). He fought in the Imperial Russian Army during World War I before going over to the Bolsheviks during the subsequent civil war. He was a recipient of the Order of the Red Banner. On 20 November 1935, he was made a Komdiv (division commander) before being promoted to Komkor in 1937. He served as deputy commander of the Belorussian Military District before being transferred to command the Volga Military District. During the Great Purge, he was arrested on 18 July 1938 and later executed. After the death of Joseph Stalin, he was rehabilitated on 9 April 1955.