| Nikolai Dmitrievich Kashirin | |
| Birth Date: | 16 February 1888 |
| Birth Place: | Verkhneuralsk, Orenburg Governorate, Russian Empire |
| Death Place: | Moscow, Soviet Union |
| Allegiance: | Russian Empire Soviet Union |
| Serviceyears: | 1906–1917 (Russian Empire) 1918–1937 (Soviet Union) |
| Rank: | Komandarm 2nd rank |
Nikolai Dmitrievich Kashirin (Russian: Николай Дмитриевич Каширин; 16 February 1888 – 14 June 1938) was a Soviet Komandarm 2nd rank. He fought for the Imperial Russian Army in World War I, receiving the Order of Saint Vladimir and the Order of Saint Anna. He was a recipient of the Order of the Red Banner. He was one of the judges at the trial of Marshal of the Soviet Union Mikhail Tukhachevsky in the Case of Trotskyist Anti-Soviet Military Organization in June 1937. Kashirin was himself arrested on 19 August 1937 and later executed. His younger brother, Ivan, was arrested on 20/21 June 1937 and executed on 20 September 1937.