The 2020 Rostelecom Cup was the fifth event in the 2020–21 ISU Grand Prix of Figure Skating, a senior-level international invitational competition series. It was held at Megasport Sport Palace in Moscow, Russia on November 20–22. Medals were awarded in the disciplines of men's singles, ladies' singles, pair skating, and ice dance.

The Rostelecom Cup, previously known as the Cup of Russia, was an annual international figure skating competition held as part of the ISU Grand Prix of Figure Skating. It was organized by the Figure Skating Federation of Russia. Medals were awarded in men's singles, women's singles, pair skating, and ice dance.