Stadium: Center Court Round: 45 Ground: Synthetic indoor
| ITF Germany F11 | 2017/08/14 09:00 | 다데드, 단 v Regus, Ralph | 6-2,6-4 |
| ITF Germany F11 | 2017/08/13 08:00 | Regus, Ralph v Buehler, Sebastian | 6-1,6-0 |
| ITF Greece F3 | 2017/03/18 09:30 | Gabb, Richard v Regus, Ralph | 6-3,6-2 |
| ITF Switzerland F1 Qual | 2017/02/06 09:00 | 케케즈, 두제 v Regus, Ralph | 7-5,2-6,7-6 |
| ITF Switzerland F1 Qual | 2017/02/05 11:30 | Regus, Ralph v Giacomelli, Luca | 6-2,6-7,7-5 |
| ITF Switzerland F1 Qual | 2017/02/04 11:30 | Regus, Ralph v Gatev, Maximilian | 6-4,6-0 |
| ITF Spain F1 | 2017/01/15 08:30 | Guell Bartrina, Eduard v Regus, Ralph | 6-1,3-6,6-4 |
| ITF Greece F10 Qual | 2016/11/12 07:00 | 와키타, 순스케 v Regus, Ralph | 6-4,6-4 |
| ITF Germany F14 | 2017/10/15 12:00 | 케른, 로빈 v 그리에크스풀, 스코트 | 6-3,7-6 |
| ITF Germany F14 | 2017/10/14 11:00 | 마주어, 다니엘 v 케른, 로빈 | 5-7,3-6 |
| ITF Germany F14 | 2017/10/13 10:00 | 후에슬러, 마르크-안드레아 v 케른, 로빈 | 7-6,3-6,4-6 |
| ITF Germany F14 | 2017/10/12 14:00 | 프레치텔, 세바스티안 v 케른, 로빈 | 3-6,4-6 |
| ITF Germany F14 | 2017/10/11 14:20 | 보엘러, 도미니크 v 케른, 로빈 | 6-4,3-6,2-6 |
| ITF France F21 | 2017/10/01 12:30 | 하산, 벤자민 v 케른, 로빈 | 6-4,5-7,1-6 |
| ITF France F21 | 2017/09/30 14:15 | 케른, 로빈 v 에주포비치, 엘마르 | 7-6,7-6 |
| ITF France F21 | 2017/09/29 10:00 | 케른, 로빈 v 렌즈, 줄리안 | 7-6,6-3 |