Round: 25 Ground: Clay
| ITF Women Madrid | 2017/06/07 08:00 | Marina Bassols Ribera v Kerfs, Deborah | 7-5,7-5 |
| ITF Women Madrid | 2017/06/06 10:00 | Payola, Julia v Kerfs, Deborah | 6-4,6-7,2-6 |
| ITF Women Hammamet | 2017/05/18 10:40 | Varvara Gracheva v Kerfs, Deborah | 6-2,6-2 |
| ITF Women Hammamet | 2017/05/17 10:55 | Rebeca Pereira v Kerfs, Deborah | 2-6,1-6 |
| ITF Women Hammamet | 2017/05/14 09:00 | Kerfs, Deborah v Simic, Jelena | 6-7,6-2,4-6 |
| ITF Women Hammamet | 2017/05/13 11:05 | Mirjam Bjorklund v Kerfs, Deborah | 6-3,4-6,1-6 |
| ITF Women Hammamet | 2017/05/12 10:55 | Spasojevic, Tijana v Kerfs, Deborah | 5-7,2-6 |
| ITF Women Hammamet | 2017/05/11 09:00 | Armitano, Mathilde v Kerfs, Deborah | 2-6,4-6 |
| Taipei, Chinese Taipei, Qualifying | 2017/01/28 08:10 | Hsieh, Yu-Chieh v Kato, Miyu | 1-6,0-6 |