| ITF W25 Verbier | 2019/08/26 09:00 | 켈러, 나딘 v 브레시아, 게오르지아 | 4-6,1-6 |
| Oldenzaal, Singles W-ITF-NED-03A | 2019/08/15 11:30 | 레오날드, 마논 v 켈러, 나딘 | 6-1,6-3 |
| Oldenzaal, Singles W-ITF-NED-03A | 2019/08/14 11:55 | 오랜지, 마르가우 v 켈러, 나딘 | 6-4,4-6,1-6 |
| Oldenzaal, Singles W-ITF-NED-03A | 2019/08/13 09:00 | 켈러, 나딘 v 프릿치, 셀린 | 6-0,6-0 |
| Olomouc, Singles Qualifying W-ITF-CZE-07A | 2019/08/06 09:05 | 켈러, 나딘 v 포코르나, 발보라 | 6-2,4-6,6-10 |
| Olomouc, Singles Qualifying W-ITF-CZE-07A | 2019/08/05 11:00 | 켈러, 나딘 v 크사비, 페트라 | 7-6,6-2 |
| ITF W25 Klosters | 2019/06/17 12:00 | 레오날드, 마논 v 켈러, 나딘 | 6-4,7-5 |
| ITF W25 Klosters | 2019/06/17 07:00 | 켈러, 나딘 v 브레코바, 니콜라 | 7-6,6-1 |
| ITF W15 Dijon | 2019/09/09 10:30 | 프라에프크, 피아 v 산나, 미콜 | 6-3,6-4 |
| ITF Women Lenzerheide Qual | 2017/06/17 08:00 | 프라에프크, 피아 v Wagner, Julia | 5-7,3-6 |