Stadium: Court 3 Round: 19 Ground: Hardcourt outdoor
| WTA Tenerife | 2021/10/16 10:45 | Stefanie Voegele v Tereza Mrdeza | 7-6,6-1 |
| WTA Nur-Sultan | 2021/09/28 06:55 | Stefanie Voegele v Rebecca Peterson | 5-7,6-4,3-6 |
| WTA Ostrava | 2021/09/18 09:25 | Stefanie Voegele v Anastasia Potapova | 6-3,2-6,2-6 |
| WTA Luxembourg | 2021/09/13 13:00 | Stefanie Voegele v Ekaterina Alexandrova | 1-6,6-3,3-6 |
| US Open Women | 2021/08/31 17:30 | Emma Raducanu v Stefanie Voegele | 6-2,6-3 |
| US Open Women | 2021/08/27 18:05 | Ana Konjuh v Stefanie Voegele | 6-2,6-2 |
| US Open Women | 2021/08/26 19:50 | Jodie Anna Burrage v Stefanie Voegele | 6-3,4-6,6-7 |
| US Open Women | 2021/08/25 16:15 | Whitney Osuigwe v Stefanie Voegele | 2-6,2-6 |
| WTA Tenerife | 2021/10/16 09:30 | Cristiana Ferrando v Kirsten Flipkens | 6-4,5-7,3-6 |
| WTA Indian Wells | 2021/10/07 18:00 | Caroline Garcia v Kirsten Flipkens | 5-7,6-4,6-0 |
| WTA Indian Wells | 2021/10/05 21:25 | Kirsten Flipkens v Katarzyna Kawa | 2-6,6-2,6-3 |
| WTA Indian Wells | 2021/10/04 19:40 | Kirsten Flipkens v Theadora Rabman | 5-7,7-6,6-1 |
| WTA Chicago | 2021/09/27 17:20 | Kirsten Flipkens v Danielle Rose Collins | 4-6,2-6 |
| WTA Chicago | 2021/09/26 18:05 | Kirsten Flipkens v Rebecca Marino | 6-4,6-7,6-4 |
| WTA Miami | 2021/03/25 17:30 | Jelena Ostapenko v Kirsten Flipkens | 6-2,5-7,6-3 |
| WTA Miami | 2021/03/23 14:00 | Kirsten Flipkens v Aliona Bolsova Zadoinov | 4-6,3-6 |