Stadium: Court 2 Round: 54 Ground: Clay
| ITF - W15 Antalya | 2021/03/29 07:00 | Ochsner, Svenja v Dagan Fruchtman, Mika | 6-4,3-6,7-10 |
| ITF - W15 Antalya | 2021/03/28 06:30 | Ochsner, Svenja v Ruppert, Lena | 6-3,6-2 |
| ITF - W15 Antalya | 2021/03/21 07:00 | Ochsner, Svenja v Lia Karatancheva | 7-5,2-6,6-10 |
| ITF - W15 Sharm El Sheikh | 2021/03/03 07:30 | Kubre, Lissi v Ochsner, Svenja | 7-6,6-4 |
| ITF - W15 Sharm El Sheikh | 2021/02/28 08:00 | Ochsner, Svenja v Rutlauka, Sabine | 7-6,5-7,5-7 |
| ITF - W15 Sharm El Sheikh | 2021/02/27 08:00 | Linda Noskova v Ochsner, Svenja | 5-7,6-3,5-7 |
| ITF - W15 Sharm El Sheikh | 2021/02/26 08:00 | Alina Charaeva v Ochsner, Svenja | 4-6,0-6 |
| ITF - W15 Sharm El Sheikh | 2021/02/25 08:00 | Ochsner, Svenja v Broady, Naomi | 6-3,2-6,6-3 |
| ITF W60 Bellinzona | 2021/04/04 11:55 | Heisen, Vivian v Marina Bassols Ribera | 6-1,6-3 |
| ITF W25 Kazan | 2021/03/10 07:00 | Heisen, Vivian v Urszula Radwanska | 2-6,5-7 |
| ITF W25 Orlando | 2020/11/12 15:40 | Black, Hurricane Tyra v Heisen, Vivian | 6-4,6-1 |
| ITF W25 Orlando | 2020/11/11 16:30 | Heisen, Vivian v Livianu, Jessica | 2-6,6-2,10-3 |
| ITF W25 Orlando | 2020/11/10 15:00 | Heisen, Vivian v Coleman, Elizabeth | 7-6,6-4 |
| WTA Prague | 2020/08/08 08:00 | Heisen, Vivian v Ulrikke Eikeri | 1-6,5-7 |
| DTB German Pro Series Women | 2020/06/17 08:00 | Heisen, Vivian v Julia Middendorf | 5-7,6-4,3-6 |
| DTB German Pro Series Women | 2020/06/16 08:00 | Heisen, Vivian v Joelle Lilly Sophie Steur | 6-2,6-0 |