Yevgraf Yevgrafovich Fyodorov (Russian: Евграф Евграфович Фёдоров; 20 November [O.S.
8 November] 1880 in Saint Petersburg – 19 July 1965 in Moscow), was a climatologist.
He was a son of Russian mathematician Yevgraf Fyodorov.
Researcher in the Magneto-Meteorological Observatory, Pavlovsk 1911-1934, professor of geography with the USSR Academy of Sciences 1934-1951.
[2] Fyodorov's main contribution consisted in detailed development in descriptive climatology, with a method to describe local climates in terms of daily weather observations.