Alevtina Sergeyevna Olyunina (Russian: Алевти́на Серге́евна Олю́нина; born 15 August 1942 in Pchyolkino, Kostroma Oblast, Russian SFSR) is a female Soviet former cross-country skier who competed during the early 1970s for Trud Voluntary Sports Society.

Olyunina also won two medals at the 1970 FIS Nordic World Ski Championships with golds both in the 10 km and the 3 × 5 km relay events.

All results are sourced from the International Ski Federation (FIS).

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