The 2021 UEFA Super Cup was the 46th edition of the UEFA Super Cup, an annual football match organised by UEFA and contested by the winners of the two main European club competitions, the UEFA Champions League and the UEFA Europa League. The match featured English club Chelsea, the winners of the 2020–21 UEFA Champions League, and Spanish club Villarreal, the winners of the 2020–21 UEFA Europa League. It was played at Windsor Park—went by the name of National Football Stadium at Windsor Park—in Belfast, Northern Ireland, on 11 August 2021.