Nina Viktorovna Baldycheva (Russian: ???? ?????????? ?????????; also known as Baldychova, Fedorova, Baldycheva-Fedorova or Fyodorova; 18 July 1947 – 27 January 2019) was a Russian cross-country skier who competed from 1970 to 1980.
She won three medals at the Winter Olympics with a gold in the 4×5 km (1976), a silver in the 4×5 km (1980), and a bronze in the 5 km (1976).
In the relay in 1976, she injured her left hand in a fall at the start, but completed the race.
At the FIS Nordic World Ski Championships Fyodorova earned two gold (3×5 km: 1970, 4×5 km: 1974) and one bronze medals (5 km: 1970).
Domestically she won one individual Soviet title, over 5 km in 1971, and eight relay titles (1969–73, 1975–76, 1979).
After retiring from competitions she worked as a cross-country skiing coach in Saint Petersburg.
In 1976 she was awarded the Order of the Badge of Honor.