Alexei Mordashov

Alexey Alexandrovich Mordashov (; born 26 September 1965) is a Russian businessman and oligarch. He is the main shareholder and chairman of Severstal, Russia's largest steel and mining company. According to Forbes''' The World's Billionaires list published on 10 March 2026, Alexey Mordashov returned to the top position among Russia's richest individuals, with an estimated net worth of approximately US$37 billion—marking his first time in that position since 2021.

At the same time, according to the Bloomberg Billionaires Index (30 March 2026), Mordashov's net worth was estimated at US$25.2 billion, placing him 92nd worldwide and third in Russia. Mordashov was mentioned in the Panama Papers and FinCEN files leaks, in which it was revealed that a company associated with Mordashov paid for a number of Vladimir Putin's pet projects and gave generously to close associates of Putin. Mordashov is under sanctions due to the Russian invasion of Ukraine.

According to the European Union (EU), Rossiya Bank, in which Mordashov owns a financial stake, is the "personal bank" of the senior officials who benefitted from the 2014 annexation of Crimea. In November 2023, The New York Times'' reported as part of the Cyprus Confidential leak that accounts connected to him paid , a German author, to write a book about Putin.