| ITF W25 Verbier | 2019/08/26 09:00 | Nadine Keller v Georgia Brescia | 4-6,1-6 |
| ITF W15 Oldenzaal | 2019/08/15 11:30 | Manon Leonard v Nadine Keller | 6-1,6-3 |
| ITF W15 Oldenzaal | 2019/08/14 11:55 | Margaux Orange v Nadine Keller | 6-4,4-6,1-6 |
| ITF W15 Oldenzaal | 2019/08/13 09:00 | Nadine Keller v Celine Fritsch | 6-0,6-0 |
| ITF W15 Olomouc | 2019/08/06 09:05 | Nadine Keller v Barbora Pokorna | 6-2,4-6,6-10 |
| ITF W15 Olomouc | 2019/08/05 11:00 | Nadine Keller v Petra Csabi | 7-6,6-2 |
| ITF W25 Klosters | 2019/06/17 12:00 | Manon Leonard v Nadine Keller | 6-4,7-5 |
| ITF W25 Klosters | 2019/06/17 07:00 | Nadine Keller v Nikola Breckova | 7-6,6-1 |
| ITF W15 Digione | 2019/09/09 10:30 | Pia Praefke v Micol Sanna | 6-3,6-4 |
| ITF Femminile Lenzerheide - Qual. | 2017/06/17 08:00 | Pia Praefke v Julia Wagner | 5-7,3-6 |