Razvan Preotu is a Canadian chess grandmaster.

The Chess World Cup 2021 was a 206-player single-elimination chess tournament that took place in Sochi, Russia, beginning 12 July and ending 6 August 2021. It was the 9th edition of the Chess World Cup. The winner of this tournament was the Polish grandmaster Jan-Krzysztof Duda, who won without losing any games either in classical chess or in the rapid tiebreakers.