Stadium: Court 3 Round: 54 Ground: Clay
| ITF W25 Kyiv | 2021/07/21 10:35 | Ruppert, Lena v Anastasiya Konstantinovna Soboleva | 6-3,3-6,2-6 |
| ITF W25 Kyiv | 2021/07/20 08:00 | Ruppert, Lena v Mariia Bergen | 7-6,6-2 |
| ITF - W15 Antalya | 2021/04/20 07:00 | Ekaterina Shalimova v Ruppert, Lena | 6-3,1-6,10-5 |
| ITF - W15 Antalya | 2021/04/19 07:00 | Aksu, Semra v Ruppert, Lena | 1-6,2-6 |
| ITF - W15 Antalya | 2021/04/18 07:00 | Noka Juric v Ruppert, Lena | 2-6,2-6 |
| ITF - W15 Antalya | 2021/04/12 09:00 | Ruppert, Lena v Polina Bakhmutkina | 6-4,5-7,5-10 |
| ITF - W15 Antalya | 2021/04/11 07:00 | Elena Grekul v Ruppert, Lena | 7-5,3-6,8-10 |
| ITF - W15 Antalya | 2021/03/28 06:30 | Ochsner, Svenja v Ruppert, Lena | 6-3,6-2 |
| ITF - W15 Antalya | 2021/06/13 07:30 | Pantelic, Anastassia v Dimitra Tsatsa | 1-6,3-6 |
| ITF - W15 Antalya | 2021/06/09 10:50 | Dimitra Tsatsa v Beatris Spasova | 6-3,4-6,4-6 |
| ITF - W15 Antalya | 2021/06/02 11:05 | Dimitra Tsatsa v Ilay Yoruk | 0-6,2-6 |
| ITF - W15 Antalya | 2021/06/01 07:00 | Kurz, Viktoria v Dimitra Tsatsa | 2-6,3-6 |
| ITF - W15 Antalya | 2021/05/24 10:00 | Arianna Zucchini v Dimitra Tsatsa | 6-1,6-3 |
| ITF - W15 Antalya | 2021/05/09 07:00 | Dimitra Tsatsa v Anil, Cemre | 3-6,4-6 |
| ITF - W15 Antalya | 2021/05/02 06:00 | Dimitra Tsatsa v Yasar, Melis | 7-6,1-6,6-10 |
| ITF - W15 Antalya | 2021/03/21 07:00 | Dimitra Tsatsa v Tina Nadine Smith | 0-6,0-6 |