Gijs Brouwer defeated Holger Rune 6–4, 4–0 in the Rotterdam ATP 250 round of 16 on hard court, delivering a significant upset against the pre-match favourite. Rune, priced at 1.10 odds, entered as the heavy favourite, while Brouwer's 8.75 odds reflected his underdog status. The Dutch player's dominant performance saw him claim the opening set before Rune retired in the second, unable to recover from Brouwer's commanding start. The result represents a notable scalp for Brouwer at ATP 250 level and raises questions about Rune's form heading into the latter stages of the tournament.