Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF - W15 Monastir | 2021/10/21 10:40 | Nadine Keller v Natsumi Kawaguchi | 6-3,6-4 |
| ITF - W15 Monastir | 2021/10/19 11:35 | Nadine Keller v Sara Lanca | 6-0,6-0 |
| ITF - W15 Monastir | 2021/10/13 11:00 | Mihaela Djakovic v Nadine Keller | 4-6,7-5,7-5 |
| ITF - W15 Monastir | 2021/10/07 08:30 | Tess Sugnaux v Nadine Keller | 4-6,7-5,6-3 |
| ITF - W15 Monastir | 2021/10/05 11:25 | Sravya Shivani Chilakalapudi v Nadine Keller | 6-7,0-6 |
| ITF W25 Marbella | 2021/08/30 09:30 | Bychkova, Ekaterina v Nadine Keller | 7-6,6-2 |
| ITF W25 Verbier | 2021/08/26 12:15 | Nadine Keller v Zuger, Joanne | 2-6,2-6 |
| ITF W25 Verbier | 2021/08/24 09:15 | Nadine Keller v Aurora Zantedeschi | 6-2,6-1 |
| ITF - W15 Monastir | 2021/10/21 11:00 | Elina Zakharova v Catini, Chiara | 0-6,0-6 |
| ITF - W15 Monastir | 2021/10/20 12:35 | Jennifer Ruggeri v Catini, Chiara | 1-6,3-6 |
| ITF W15 Sozopol | 2021/09/19 07:00 | Kolar, Nastja v Catini, Chiara | 6-4,6-7,3-6 |
| ITF W15 Sozopol | 2021/09/18 08:00 | Oana Gavrila v Catini, Chiara | 3-6,1-6 |
| ITF W15 Sozopol | 2021/09/16 08:55 | Katarina Kuzmova v Catini, Chiara | 3-6,6-4,2-6 |
| ITF W15 Sozopol | 2021/09/15 12:30 | Stefana Lazar v Catini, Chiara | 2-6,4-6 |
| ITF W15 Varna | 2021/09/09 06:30 | Elena-Teodora Cadar v Catini, Chiara | 3-6,7-6,6-1 |
| ITF W15 Varna | 2021/09/08 08:00 | Catini, Chiara v Kaul, Maria Lota | 6-4,6-1 |