The 2025–26 Basketball Cup, also known as the Dutch Basketball Cup, was the 58th season of the Netherlands' national basketball cup tournament. The first round began on 17 October 2025. The season will ended with the Final on 22 March 2026.

Heroes Den Bosch was the defending title holder, having won the 2024–25 season. They were unable to retain their title for a third year in a row, being defeated by Donar in the semi-finals.

The final was played by Donar and Landstede Hammers. It was their respective twelfth and seventh appearance in the final. Donar had already won the final 7 times before, whereas Landstede was still to earn their first title. Donar won the final 78–77, earning them an eighth title.

Bracket In the first two rounds, no professional teams participate and therefore consists of Promotiedivisie teams and under. In the third round, BNXT League teams joined the tournament.

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