Stadium: CENTRE COURT Round: 25 Ground: Clay
| ITF W60 Olomouc | 2021/07/20 08:00 | Ipek Oz v Monika Kilnarova | 0-6,2-6 |
| ITF W60 Olomouc | 2021/07/19 11:40 | Bojana Klincov v Monika Kilnarova | 1-6,2-6 |
| ITF W60 Olomouc | 2021/07/18 13:00 | Adrienn Nagy v Monika Kilnarova | 7-6,5-7,8-10 |
| ITF W25 Wroclaw | 2021/07/02 12:55 | Ipek Oz v Monika Kilnarova | 6-0,7-5 |
| ITF W25 Wroclaw | 2021/07/01 12:55 | Anastasia Detiuc v Monika Kilnarova | 3-6,4-6 |
| ITF W25 Wroclaw | 2021/06/30 15:00 | Monika Kilnarova v Alexandra Cadantu | 6-4,1-6,6-2 |
| ITF W25 Wroclaw | 2021/06/29 10:15 | Monika Kilnarova v Sofia Milatova | 6-1,6-3 |
| ITF W25 Klosters | 2021/06/21 14:45 | Dea Herdzelas v Monika Kilnarova | 6-4,6-2 |
| WTA Lausanne | 2021/07/12 10:00 | Zarina Diyas v Simona Waltert | 6-4,6-4 |
| ITF W60 Amstelveen | 2021/07/06 13:20 | Xiyu Wang v Simona Waltert | 6-2,6-1 |
| Wimbledon Women | 2021/06/24 11:45 | Oceane Dodin v Simona Waltert | 7-5,7-6 |
| Wimbledon Women | 2021/06/23 10:00 | Elena-Gabriela Ruse v Simona Waltert | 2-6,2-6 |
| ITF W60 Stare Splavy | 2021/06/16 13:20 | Simona Waltert v Reka-Luca Jani | 4-6,6-2,4-6 |
| WTA Strasbourg | 2021/05/23 08:00 | Oceane Dodin v Simona Waltert | 6-4,7-5 |
| WTA Strasbourg | 2021/05/22 09:40 | Paula Ormaechea v Simona Waltert | 3-6,3-6 |
| ITF W25 Platja D’Aro | 2021/05/18 13:55 | Irene Burillo Escorihuela v Simona Waltert | 4-6,7-5,7-5 |