Mendeleev was born in village of Verkhnie Aremzyani, near Tobolsk, to Ivan Pavlovich Mendeleev and Maria Dmitrievna Mendeleeva (née Kornilieva). His grandfather was Pavel Maximovich Sokolov, a priest of Russian Orthodox Church from the Tver region. Ivan, with his brothers and sisters, got new family names while attending theological seminary. Later in life, he invented the periodic table of elements.