US Open 2021 Day 9 Results, Draws, 2021 US Open Tennis Day 9 Schedule of Play, Highlights

US Open Day 9 (September 7)

Seeds out:

• Women's Singles: Elina Svitolina [5], Barbora Krejčíková [8]
• Men's Doubles: Marcel Granollers / Horacio Zeballos [2], Kevin Krawietz / Horia Tecău [6]
• Women's Doubles: Caroline Dolehide / Storm Sanders [10]
• Mixed Doubles: Alexa Guarachi / Neal Skupski [3], Demi Schuurs / Sander Gillé [8]

Matches on Main Courts
Matches on Arthur Ashe Stadium
Event	Winner	Loser	Score
Men's Singles Quarterfinals	Daniil Medvedev [2]	Botic van de Zandschulp [Q]	6–3, 6–0, 4–6, 7–5
Women's Singles Quarterfinals	Leylah Fernandez	Elina Svitolina [5]	6–3, 3–6, 7–6(7–5)
Women's Singles Quarterfinals	Aryna Sabalenka [2]	Barbora Krejčíková [8]	6–4, 6–1
Men's Singles Quarterfinals	Félix Auger-Aliassime [12]	Carlos Alcaraz	6–3, 3–1, retired
Matches on Louis Armstrong Stadium
Event	Winner	Loser	Score
Mixed Doubles Quarterfinals	Giuliana Olmos Marcelo Arévalo	Ellen Perez Marcelo Demoliner	3–6, 6–3, [10–4]
Women's Doubles Quarterfinals	Samantha Stosur [14] Zhang Shuai [14]	Caroline Dolehide [10] Storm Sanders [10]	6–2, 6–3
Mixed Doubles Quarterfinals	Jessica Pegula Austin Krajicek	Alexa Guarachi [3] Neal Skupski [3]	6–1, 6–3
Men's Doubles Quarterfinals	Steve Johnson [WC] Sam Querrey [WC]	Kevin Krawietz [6] Horia Tecău [6]	6–2, 7–6(7–5)
Matches on Grandstand
Event	Winner	Loser	Score
Men's Doubles Quarterfinals	Rajeev Ram [4] Joe Salisbury [4]	Max Purcell Matthew Ebden	7–6(9–7), 6–7(6–8), 7–6(12–10)
Men's Doubles Quarterfinals	Jamie Murray [7] Bruno Soares [7]	Marcel Granollers [2] Horacio Zeballos [2]	6–7(5–7), 6–4, 6–4
Mixed Doubles Quarterfinals	Desirae Krawczyk [2] Joe Salisbury [2]	Demi Schuurs [8] Sander Gillé [8]	6–1, 1–6, [10–7]
Colored background indicates a night match
Matches start at 12 pm at Arthur Ashe Stadium and 11 am in most courts, night session starts at 7pm Eastern Daylight Time (EDT)