Stadium: Court 5 Round: 62 Ground: Clay
| ITF W25 Radom | 2021/08/09 10:10 | Sina Herrmann v Aleksandra Julia Jelen | 1-6,4-6 |
| ITF W25 Bydgoszcz | 2021/08/04 08:00 | Sina Herrmann v Carole Monnet | 6-7,6-7 |
| ITF W25 Bydgoszcz | 2021/08/03 08:00 | Sina Herrmann v Valeriya Olyanovskaya | 4-6,6-4,10-3 |
| ITF W25 Bydgoszcz | 2021/08/02 08:00 | Sina Herrmann v Christina Rosca | 6-1,6-2 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/26 10:40 | Mika D Fruchtman v Sina Herrmann | 1-6,6-4,10-8 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/25 12:00 | Sowjanya Bavisetti v Sina Herrmann | 1-6,1-6 |
| ITF W25 Tarvisio | 2021/07/13 11:50 | Sina Herrmann v Cristina Dinu | 2-6,0-6 |
| WTA Hamburg | 2021/07/05 10:55 | Sina Herrmann v Isabella Shinikova | 4-6,2-6 |
| ITF W15 Sharm El Sheikh | 2021/02/11 07:30 | Lucia Bronzetti v Kristyna Lavickova | 6-1,6-1 |
| ITF W15 Sharm El Sheikh | 2021/02/10 09:05 | Kristyna Lavickova v Eleonora Alvisi | 3-6,6-1,6-3 |
| ITF W15 Sharm El Sheikh | 2021/02/09 07:30 | Kristyna Lavickova v Lauren Proctor | 6-0,6-3 |
| ITF W15 Sharm El Sheikh | 2021/02/08 07:30 | Kristyna Lavickova v Maja Radenkovic | 6-0,6-4 |
| ITF W15 Sharm El Sheikh | 2021/02/07 09:00 | Nina Stadler v Kristyna Lavickova | 5-7,5-7 |
| ITF W15 Sharm El Sheikh | 2021/01/31 13:30 | Kristyna Lavickova v Lucie Nguyen Tan | 7-6,4-6,5-10 |
| ITF W25 Frydek Mistek | 2020/09/17 07:50 | Kristyna Lavickova v Johana Markova | 6-2,1-6,2-6 |
| ITF W25 Frydek Mistek | 2020/09/15 10:10 | Diana Marcinkevica v Kristyna Lavickova | 6-4,4-6,6-7 |