The 2021–22 Biathlon World Cup (BWC) was a multi-race series over a season of biathlon, organised by the International Biathlon Union. The season started on 27 November 2021 in Östersund, Sweden and ended on 20 March 2022 in Oslo Holmenkollen, Norway. Norwegians Johannes Thingnes Bø and Tiril Eckhoff were the defending overall champions from the 2020–21 season. For the first time in the history of the Biathlon World Cup, the competition will be held in Estonia, specifically in Otepää. On 2 March 2022, IBU announced that Russian and Belarusian biathletes are banned from IBU events.