22-29 September 2025 Lisbon, Portugal, hosted annual international Lisboa Belém Open tournament.

Current year marked the 9th (men’s competition) and 5th (women’s competition) editions of the event, which consisted of 2025 ATP Challenger Tour and 2025 ITF Women’s World Tennis Tour. The prize pool announced amounted to €145,000 and $ 100,000 respectively. Participants c at the clay courts of Club Internacional de Foot-Ball stadium at Belém.

In singles category, Vilius Gaubas (Lithuania) and Simona Waltert (Switzerland) emerged victorious, while in doubles, Pablo Llamas Ruiz and Sergio Martos Gornés (Spain) as well as Matilde Jorge (Portugal) and Naïma Karamoko (Switzerland) were crowned as champions of 2025 edition.