Russian sub-ethnic groups

thumb|An American Cossack family in the 1950s thumb|A Siberian Cossack [[family in Novosibirsk, after 2000]] thumb|Cossacks marching in Red Square at the 2015 Victory Day Parade

Eastern Orthodox Christians who resist reforms of Nikon in 1652–1666, religious movement in Imperial Russia

The Molokans ( or , "dairy-eater") are a Russian Spiritual Christian and a Protestant sect that evolved from Eastern Orthodoxy in the East Slavic lands. Their traditions, especially dairy consumption during Christian fasts, did not conform to those of the Russian Orthodox Church, and they were regarded as heretics (). The term is an exonym used by their Orthodox neighbors. Members tend to identify themselves as Spiritual Christians (, ).

The Kamchadals (, ) are an ethnic group inhabiting Kamchatka, Russia. The name "Kamchadal" was originally applied to the descendants of the local Siberians and aboriginal peoples (the Itelmens, Ainu, Koryaks and Chuvans) who assimilated with the Russians. These descendants of the Russian settlers that mixed with the indigenous peoples in the 18th-19th century are called Kamchadals today. The Kamchadals speak Russian with a touch of local dialects of the aboriginal languages of Kamchatka. The Kamchadals engage in fur trading, fishing, market gardening and dairy farming, and the majority are of

thumb|Symeon Du|Simeon Runchen Du, Albazinian Orthodox bishop of Shanghai (1956–1965) The Albazinians (; ) are one of several Chinese ethnic groups of Russian descent. There are approximately 250 Albazinians in China who are descendants of about fifty Russian Cossacks who fought at the Siege of Albazin on the Amur River that were resettled by the Kangxi Emperor in the northeastern periphery of Beijing in 1685. Albazin was a Russian fort on the Amur River, founded by Yerofey Khabarov in 1651. It was stormed by Qing troops in 1685. The majority of its inhabitants agreed to evacuate their familie

thumb|200px|Siberian beauty of Vasily Surikov (1891)

Goryuns, also Horiuns or Horyuny (), a little-documented ethnic group of East Slavs living around Putyvl, now in the Sumy Oblast of north-eastern Ukraine, in the past in Kursk Governorate of the Russian Empire. The dialect of the Russian language spoken by Goryuns has some features of Belarusian and Ukrainian.

Polekhs () are a subethnic group of Russians settled along the Desna River and Seym River and mixed with local populations of Belarusians and Lithuanians. Most of them retained the Russian Orthodox religion.

Russian old-timers and their descenders of the Russian North, Ural, Siberia, the Far East and the Russian America