Kari Ristanen (born 27 July 1958) was a Finnish cross-country skier who competed during the 1980s.

He won a bronze medal in the 4 × 10 km relay at the 1984 Winter Olympics in Sarajevo.

Ristanen also won a silver in the 4 × 10 km relay at the 1989 FIS Nordic World Ski Championships in Lahti.

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