Gustafsson also won the 10 km race at the Holmenkollen ski festival in each of 1960, 1967, and 1968.

In 1968 she divorced her first husband and married Swedish former cross-country skier Assar Rönnlund, with whom she had two more children.

Additionally, they are the only husband-wife team to win the Svenska Dagbladet Gold Medal.

She was born in Suomussalmi, Finland, but was evacuated to Sweden as a Finnish war child in 1944.

[3][4] She is the paternal grandmother of cross-country skier Elina Rönnlund.