Stadium: Centre Court Round: 14 Ground: Grass
| WTA Stuttgart | 2021/04/20 12:05 | Julia Middendorf v Anett Kontaveit | 2-6,3-6 |
| WTA Stuttgart | 2021/04/18 09:00 | Tamara Korpatsch v Julia Middendorf | 6-2,3-6,0-6 |
| WTA Stuttgart | 2021/04/17 08:00 | Julia Middendorf v Jana Fett | 4-6,6-1,6-3 |
| ITF W25 Altenkirchen | 2021/02/15 11:00 | Julia Middendorf v Yuriko Lily Miyazaki | 6-3,3-6,5-10 |
| ITF W25 Hamburg | 2021/01/12 13:40 | Julia Middendorf v Ioana Loredana Rosca | 7-5,3-6,5-7 |
| German Championship Women | 2020/12/10 09:00 | Julia Middendorf v Eva Lys | 3-6,6-7 |
| German Championship Women | 2020/12/08 11:00 | Julia Middendorf v Charlotte Klasen | 6-3,6-3 |
| DTB German Pro Series Women | 2020/07/03 12:00 | Julia Middendorf v Lisa Matviyenko | 6-1,7-5 |
| French Open Women | 2021/06/01 09:00 | Jasmine Paolini v Stefanie Voegele | 7-5,6-1 |
| French Open Women | 2021/05/28 12:20 | Kurumi Nara v Stefanie Voegele | 3-6,6-3,2-6 |
| French Open Women | 2021/05/27 11:15 | Grace Min v Stefanie Voegele | 5-7,4-6 |
| French Open Women | 2021/05/25 16:30 | Leonie Kung v Stefanie Voegele | 5-7,1-6 |
| WTA Parma | 2021/05/16 10:45 | Paula Ormaechea v Stefanie Voegele | 6-2,2-6,7-5 |
| WTA Parma | 2021/05/15 12:20 | Stefania Rubini v Stefanie Voegele | 4-6,6-0,4-6 |
| ITF W60 La Bisbal | 2021/05/12 11:55 | Victoria Jimenez Kasintseva v Stefanie Voegele | 6-1,3-6,6-4 |
| WTA Saint-Malo | 2021/05/04 11:45 | Nina Stojanovic v Stefanie Voegele | 6-3,1-6,6-4 |