Dergachi () is the name of several inhabited localities in Russia.
Urban localities Dergachi, Saratov Oblast, a work settlement in Dergachyovsky District of Saratov Oblast
Rural localities Dergachi, Kirov Oblast, a village in Russko-Tureksky Rural Okrug of Urzhumsky District of Kirov Oblast Dergachi, Samara Oblast, a selo in Krasnoarmeysky District of Samara Oblast Dergachi, Tver Oblast, a village in Ploskoshskoye Rural Settlement of Toropetsky District of Tver Oblast