Alex de Minaur defeated Gabriel Diallo in a first-round match at the HSBC Championships on Tuesday [1].

The victory secures de Minaur's progression in the ATP Tour event, maintaining his momentum during the grass-court season in London. This result sets up a subsequent encounter between the Australian and Shapovalov [1].

The match took place at the historic Queen's Club, where de Minaur overcame the Canadian player in straight sets [1]. The first set was a closely contested battle that ended in a tiebreak, with de Minaur securing the set 7-6 (8) [1].

De Minaur maintained his control in the second set to close out the match with a 6-3 win [1]. The result marks a successful start to the tournament for the Australian, who navigated the pressure of the opening round to advance [1].

Diallo, representing Canada, was unable to break the Australian's rhythm after the initial set struggle [1]. The match concluded on June 16, 2026 [1], as part of the early stages of the championships. De Minaur now prepares for his next opponent in the bracket [1].

Alex de Minaur defeated Gabriel Diallo in a first-round match at the HSBC Championships

De Minaur's victory at the Queen's Club reinforces his standing as a competitive force on grass courts. By advancing through the first round of the HSBC Championships, he avoids an early exit and gains critical match play experience ahead of the tournament's later stages and other major grass-court events.