Alexander Mikhaylovich Sibiryakov () ( in Irkutsk – 1933) was a Russian gold mine and factories owner and explorer of Siberia. Biography Sibiryakov graduated from the Zurich polytechnic institute in Switzerland. Later in life, he financed the polar expeditions of Adolf Erik Nordenskiöld (see Vega Expedition) and A.V. Grigoriev. He also sponsored the publication of works on Siberia's history. In 1880, he made an attempt to enter the Yenisei estuary through the Kara Sea on a schooner. In 1884, Sibiryakov reached the Pechora estuary on the "Nordenskjöld" steamer and proceeded up the river. He then crossed the Urals using reindeers and reached Tobolsk by the Tobol River. Sibiryakov contributed significantly to Siberia's economic development. Legacy Sibiryakov Island, an island in the Kara Sea at the mouth of the Yenisei River, is named after him, as well as icebreakers A. Sibiryakov and Sibiryakov. See also Otto Schmidt Captain Vladimir Voronin References Yurii Semenov. Siberia: Its Conquest and Development. (Translated from the German by J.R. Foster). Helicon Press, Baltimore, 1963. Russian explorers Explorers of Siberia Explorers of the Arctic Businesspeople from the Russian Empire Kara Sea 1849 births 1933 deaths Recipients of the Order of St. Vladimir, 3rd class Commanders First Class of the Order of the Polar Star