David Andrew Warner is an Australian T20I international cricketer and a former Test vice-captain. A left-handed opening batsman, Warner is the first Australian cricketer in 132 years to be selected for the national team in any format without experience in first-class cricket. He plays for New South Wales and Sydney Thunder in domestic cricket. Warner was a prominent member of the victorious Australian squad of the 2015 Cricket World Cup, the 2021 T20 World Cup, where he was the Player of the Tournament, the 2021–2023 ICC World Test Championship, and the 2023 ICC Cricket World Cup.

The 2021 ICC Men's T20 World Cup was the seventh ICC Men's T20 World Cup tournament, with the matches played in the Oman and United Arab Emirates, on behalf of India, from 17 October to 14 November 2021. The West Indies were the defending champions, but were eventually eliminated in the Super 12 stage.