Mir is a Russian payment system. It facilitates electronic funds transfers based on the national payment system established by the Central Bank of Russia by the law adopted on May 1, 2017 The system is operated by the Russian National Card Payment System a wholly owned subsidiary of the Central Bank of Russia.

Mir does not issue cards, extend credit or set rates and fees for consumers; rather, Mir provides financial institutions with Mir-branded payment products that they then use to offer credit, debit, or other programs to their customers. Mir cards are accepted mostly by Russia-based companies, such as Aeroflot or Russian Railways, although it is gradually becoming popular among foreign companies with Russian operations.