The Tambov electoral district () was a constituency created for the 1917 Russian Constituent Assembly election.
The electoral district covered the Tambov Governorate. 73% electoral participation rate was reported, as the SRs had a good mobilization capacity among the peasantry. In the Spassko-Kashminskaia canton, Morshansk uezd the SR local government banned the Bolshevik election campaign, alleging that the Bolsheviks were German spies.