Toini Gustafsson, Swedish cross country skier
Toini Gustafsson Rönnlund (born Toini Karvonen; 17 January 1938) is a Swedish former cross-country skier. She competed in the 1964 and 1968 Winter Olympics and won four medals. Gustafsson also won the 10 km race at the Holmenkollen ski festival in each of 1960, 1967, and 1968. At the FIS Nordic World Ski Championships she collected three medals with a silver in 1962 (3 × 5 km relay) and two bronzes in 1966 (10 km and 3×5 km relay).

For her successes in Nordic skiing and at the Holmenkollen, Gustafsson received the Holmenkollen medal in 1967 (Shared with Ole Ellefsæter). She is the first Swedish woman to win the Holmenkollen medal. In 1968, she was awarded the Svenska Dagbladet Gold Medal.She was married twice and had a daughter, Eva, born in 1956. In 1968 she divorced her first husband and married Swedish former cross-country skier Assar Rönnlund, with whom she had two more children. They became the second husband-wife team to win the Holmenkollen medal (Rönnlund earned the medal in 1968). Additionally, they are the only husband-wife team to win the Svenska Dagbladet Gold Medal.Gustafsson is an ethnic Finn. She was born in Suomussalmi, Finland, but was evacuated to Sweden when she was a child as a Finnish war child. She retired from competition in 1968 and later worked as a physical education teacher.She is the paternal grandmother of cross-country skier Elina Rönnlund.