Marina Antonyuk (Russian: Марина Антонюк; born 12 May 1962) is a Russian former track and field athlete who competed in the shot put.
She set a personal best of 20.60 m (67 ft 7 in) in 1986.
[1] She represented the Soviet Union at the 1991 World Championships in Athletics, finishing seventh, and at the 1990 European Athletics Championships, coming eighth.
[2] She was a silver medallist at the 1992 IAAF World Cup behind Cuba's Belsis Laza.
[3] Antonyuk was the 1987 national shot put champion at the Soviet Athletics Championships.