Overview
- Elena Rybakina defeated second alternate Ekaterina Alexandrova 6-4, 6-4 to finish 3-0 and win the Serena Williams Group.
- Madison Keys withdrew with a viral illness before facing Rybakina, and first alternate Mirra Andreeva did not sign in due to not being fit to play.
- Alexandrova made her event debut as the second alternate and stepped in for Keys against Rybakina.
- Iga Swiatek and Amanda Anisimova will meet in a winner-takes-all match to secure the group's second semifinal berth.
- The Steffi Graf Group remains open with Aryna Sabalenka, Coco Gauff, and Jessica Pegula still in contention, while Jasmine Paolini is eliminated and reportedly unwell.