Nina Vasilyevna Gavrylyuk (Russian: ??´?? ????´?????? ???????´?; born 13 April 1965) is a former Soviet (until 1991) and Russian cross-country skier who competed from 1987 to 2003.
Born in Leningrad, she won four medals at the Winter Olympics with three golds (4 × 5 km relay: 1988, 1994, 1998) and one bronze (15 km: 1994).In Soviet time she trained at VSS Trud in Leningrad.
Gavrylyuk's biggest success was at the FIS Nordic World Ski Championships, where she earned eleven medals.
This included six golds (4 × 5 km relay: 1987, 1993, 1995, 1997, 1999, 2001), three silvers (5 km: 1995, 5 km + 10 km combined pursuit: 1995, 1999), and two bronzes (5 km + 10 km combined pursuit: 1997, 4 × 5 km relay: 2003.
She also won the 30 km event at the Holmenkollen Ski Festival in 1996.