Stadium: COURT 1 Round: 25 Ground: Hardcourt indoor
| ITF W25 - Kazan | 2020/01/23 07:00 | Vivian Heisen v Valentini Grammatikopoulou | 2-6,1-6 |
| ITF W25 - Kazan | 2020/01/22 08:25 | Vivian Heisen v Alisa Kummel | 6-4,6-0 |
| ITF W100 - Dubai | 2019/12/08 13:00 | Vivian Heisen v Nicoleta-Catalina Dascalu | 1-6,3-6 |
| ITF W60 - Nantes | 2019/10/31 10:00 | Martina Caregaro v Vivian Heisen | 6-0,6-2 |
| ITF W60 - Nantes | 2019/10/30 11:10 | Vivian Heisen v Verena Meliss | 6-4,6-4 |
| ITF W60 - Caldas da Rainha | 2019/09/25 10:00 | Amandine Hesse v Vivian Heisen | 6-4,6-0 |
| ITF W25 - Roehampton | 2019/09/20 10:00 | Nuria Parrizas-Diaz v Vivian Heisen | 7-5,6-2 |
| ITF W25 - Roehampton | 2019/09/18 11:05 | Myrtille Georges v Vivian Heisen | 1-6,1-6 |
| ITF W25 - Trnava | 2020/02/15 10:00 | Sofya Lansere v Jana Fett | 7-5,6-1 |
| ITF W25 - Trnava | 2020/02/14 10:00 | Sofya Lansere v Lucie Hradecka | 6-1,7-6 |
| ITF W25 - Trnava | 2020/02/13 10:00 | Sofya Lansere v Vlada Koval | 6-3,6-1 |
| ITF W25 - Trnava | 2020/02/12 09:00 | Laura Ioana Paar v Sofya Lansere | 3-6,7-6,3-6 |
| ITF W25 - Trnava | 2020/02/09 10:00 | Sofya Lansere v Lina Gjorcheska | 6-2,6-3 |
| ITF W25 - Trnava | 2020/02/08 10:00 | Victoria Kan v Sofya Lansere | 6-4,4-6,6-7 |
| ITF W25 - Trnava | 2020/02/06 10:00 | Andrea Lazaro Garcia v Sofya Lansere | 6-7,4-6 |
| ITF W25 - Trnava | 2020/02/05 15:05 | Ioana Loredana Rosca v Sofya Lansere | 3-6,6-1,2-6 |