Berikut rekap babak perempat final Spain Masters 2021, Jumat (21/5/2021).
Menang
- Putri Kusuma Wardani vs Lianne Tan (Belgia/4): 18-21, 21-19, 21-13
- Shesar Hiren Rhustavito (1) vs Cheam June Wei (Malaysia): 21-9, 21-10
- Pramudya Kusumarwardana/Yeremia Erich Yoche Yacob Rambitan (5) vs Kim Astrup/Anders Skaarup Rasmussen (Denmark/1): 21-17, 15-21, 21-11
- Chico Aura Dwi Wardoyo vs Ygor Coelho (Brasil/7): 21-17, 21-7
- Yulfira Barkah/Febby Valencia Dwijayanti Gani vs Nita Violina Marwah/Putri Syaikah: 21-19, 17-21, 21-12
- Sabar Karyaman Gutama/Moh Reza Pahlevi Isfahani vs Muhammad Shohibul Fikri/Bagas Maulana (3): 21-16, 21-19
- Rinov Rivaldy/Pitha Haningtyas Mentari (1) vs Callum Hemming/Jessica Pugh (Inggris): 21-18, 21-17
Kalah
- Leo Rolly Carnando/Daniel Marthin vs Adam Hall/Frederik Soogard (Skotlandia/Denmark): 18-21, 21-17, 22-24
- Dejan Ferdinansyah/Serena Kani vs Niclas Nohr/Amalie Megalund (Denmark/2): 21-8, 21-9
- Ghana Muhammad Al Ilham/Ni Ketut Mahadewi Istarani vs Adam Hall/Julie Macpherson (Skotlandia): 15-21, 19-21