The Eastern Transbaikalian Front (Russian: Восто́чно-Забайка́льский фронт) was a Soviet partisan front from April 21, 1919, to October 7, 1920.
Initially it consisted of three regiments which had fought against Grigory Semyonov's troops and the Japanese Expeditionary Corps. Its headquarters was in villages Bogdat and Zilovo. By September 1919 the front had already included 6 cavalry and 2 infantry regiments and 1 Chinese platoon, all in all, there were 3,000 soldiers. Its troops took part in the Battle of Bogdat.
On May 22, 1920, the front joined the 2nd Rifle Division of the Amur Front. The front together with the Amur Front was responsible for retaking Chita in October 1920.