Maria Sakkari defeated Anouk Koevermans 6–3, 6–4 in the first round of the WTA 250 event at 's-Hertogenbosch on grass on 11 June 2025, confirming her status as the heavy pre-match favourite with odds of 1.09 to Koevermans's 8.25. Sakkari's dominance was evident across both sets as she controlled the encounter against her Dutch opponent, breaking serve at crucial moments to secure the straightforward victory. The Greek player's grass-court performance underscores her readiness for the grass-court season, while Koevermans, competing on home soil, could not muster sufficient resistance against Sakkari's superior ranking and experience on the surface. Sakkari advances to the second round as expected.