Sergey Afanasyevich Taskin (September 7, 1876, in Stanitsa Manchzhurskaya, Trans-Baikal Region – July 7, 1952, in Harbin) was a Russian political figure of the first quarter of the 20th century, a constitutional democrat.

[1] In Siberia, Sergey Taskin worked as a teacher of natural sciences at the Nerchinsk Real School and was engaged in agriculture, was in the local organization of the Cadet Party.

After the February Revolution as Commissioner of the Provisional Committee of the State Duma, together with Viktor Pepelyaev, he prevented the plundering of weapons from the Petrograd arsenal and was engaged in normalizing the situation in Kronstadt.

In April 1918, he became part of the Provisional Government of the Trans-Baikal Region created by ataman Grigory Semenov, taking over the organization of civilian administration in the territory freed from the Bolsheviks.

By the decree of the Supreme Ruler of Russia Alexander Kolchak in November 1918, Taskin was appointed manager of the Trans-Baikal region.

[3] Guided by the latest decree of Alexander Kolchak, Ataman Grigory Semyonov announced on January 16, 1920 in Chita the creation of the Government of the Russian Eastern Okraina, headed by Sergey Taskin, who also became an assistant to the commander-in-chief of the Russian Eastern outskirts in the civilian part (later this post was occupied by Volgin).