Stadion: Court 4 Round: 27 Ground: Clay
| ITF Damen - W25 - Wroclaw | 2021/07/01 13:15 | Tena Lukas v Diana Marcinkevica | 4-6,5-7 |
| ITF Damen - W25 - Wroclaw | 2021/06/30 12:10 | Anastasiya Konstantinovna Soboleva v Diana Marcinkevica | 6-4,5-7,3-6 |
| ITF Damen - W25 - Klosters | 2021/06/26 08:00 | Ylena In-Albon v Diana Marcinkevica | 6-1,6-2 |
| ITF Damen - W25 - Klosters | 2021/06/24 06:55 | Lisa Pigato v Diana Marcinkevica | 6-4,4-6,0-6 |
| ITF Damen - W25 - Klosters | 2021/06/23 12:30 | Valentina Ryser v Diana Marcinkevica | 4-6,3-6 |
| ITF Damen - W25 - Grado | 2021/06/01 07:00 | Diana Marcinkevica v Cristiana Ferrando | 6-7,0-6 |
| ITF Damen - W25 - Otocec | 2021/05/26 13:20 | Diana Marcinkevica v Sada Nahimana | 2-6,6-3,3-6 |
| ITF Damen - W25 - Salinas | 2021/05/12 14:00 | Victoria Rodriguez v Diana Marcinkevica | 6-4,6-3 |
| ITF Damen - W25 - Wroclaw | 2021/07/01 11:00 | Miriam Kolodziejova v Andrea Gamiz | 6-2,6-2 |
| ITF Damen - W25 - Wroclaw | 2021/06/30 09:30 | Miriam Kolodziejova v Valeriya Strakhova | 6-0,6-7,6-4 |
| ITF Damen - W25 - Klosters | 2021/06/23 11:20 | Lena Papadakis v Miriam Kolodziejova | 7-5,6-4 |
| ITF Damen - W60 - Stare Splavy | 2021/06/16 08:00 | Anna Bondar v Miriam Kolodziejova | 6-4,6-4 |
| ITF Damen - W60 - Stare Splavy | 2021/06/15 07:55 | Tayisiya Morderger v Miriam Kolodziejova | 2-6,6-4,7-10 |
| ITF Damen - W60 - Stare Splavy | 2021/06/14 09:35 | Yana Morderger v Miriam Kolodziejova | 6-3,3-6,6-10 |
| ITF Damen - W25 - Otocec | 2021/05/30 07:50 | Dalila Jakupovic v Miriam Kolodziejova | 0-6,2-6 |
| ITF Damen - W25 - Otocec | 2021/05/29 08:00 | Miriam Kolodziejova v Ziva Falkner | 7-5,6-1 |