Stadium: Court Peugeot Round: 26 Ground: Clay
| WTA - Strasbourg | 2021/05/22 09:40 | Paula Ormaechea v Simona Waltert | 3-6,3-6 |
| ITF W80 - Valencia | 2021/09/22 07:55 | Seone Mendez v Simona Waltert | 6-3,6-0 |
| ITF W60 - Montreux | 2021/09/09 17:40 | Simona Waltert v Natalia Vikhlyantseva | 6-7,1-6 |
| ITF W60 - Montreux | 2021/09/08 15:10 | Simona Waltert v Tatiana Pieri | 7-6,6-2 |
| ITF W60 - Collonge-Bellerive | 2021/09/02 12:25 | Beatriz Haddad Maia v Simona Waltert | 6-1,4-6,6-3 |
| ITF W60 - Collonge-Bellerive | 2021/09/01 11:25 | Simona Waltert v Amina Anshba | 6-2,6-1 |
| ITF W60 - Prerov | 2021/08/27 11:25 | Simona Waltert v Linda Noskova | 3-6,3-6 |
| ITF W60 - Prerov | 2021/08/26 07:55 | Simona Waltert v Daniela Vismane | 7-5,4-6,6-2 |
| ITF W60 - Prerov | 2021/08/25 11:25 | Simona Waltert v Alice Rame | 6-3,6-3 |
| ITF W25 - Lissabon | 2021/09/28 14:10 | Marie Benoit v Paula Ormaechea | 4-6,1-6 |
| ITF W80 - Valencia | 2021/09/22 08:00 | Paula Ormaechea v Mihaela Buzarnescu | 3-6,6-7 |
| WTA - Karlsruhe | 2021/09/07 09:55 | Irina Maria Bara v Paula Ormaechea | 3-6,6-4,6-3 |
| US Open - Kvinder | 2021/08/25 22:00 | Paula Ormaechea v Olga Danilovic | 2-6,5-7 |
| WTA - Cluj-Napoca | 2021/08/03 12:25 | Alexandra Eala v Paula Ormaechea | 7-5,6-2 |
| WTA - Cluj-Napoca | 2021/08/02 14:05 | Paula Ormaechea v Lucrezia Stefanini | 4-6,7-6,6-4 |
| WTA - Cluj-Napoca | 2021/08/01 13:25 | Paula Ormaechea v Valentini Grammatikopoulou | 7-5,6-4 |
| ITF W60 - Olomouc | 2021/07/25 08:30 | Paula Ormaechea v Sara Bejlek | 0-6,0-6 |