Stadium: COURT 3 Round: 27 Ground: Clay
| ITF Spain F5 | 2016/02/22 11:40 | Miguel Semmler v Dragos Dima | 3-6,6-1,1-6 |
| ITF Spain F19 | 2018/07/18 16:00 | Alvaro Lopez San Martin v Miguel Semmler | 3-6,7-6,7-5 |
| ITF Spain F18 | 2018/07/10 15:10 | Miguel Semmler v Pedro Cachin | 2-6,1-6 |
| ITF France F10 | 2018/06/19 13:10 | Miguel Semmler v Matteo Martineau | 4-6,4-6 |
| ATP Madrid Qual | 2018/05/05 09:00 | Federico Delbonis v Miguel Semmler | 6-4,6-1 |
| ITF Spain F10 | 2018/04/24 11:00 | Pedro Cachin v Miguel Semmler | 6-1,6-4 |
| ITF Spain F9 | 2018/04/19 12:20 | Raul Brancaccio v Miguel Semmler | 6-3,6-1 |
| ITF Spain F9 | 2018/04/17 09:50 | Miguel Semmler v Nikolas Sanchez Izquierdo | 6-4,7-6 |
| Challenger Barletta Qual | 2018/04/07 08:00 | Miguel Semmler v Andreas Haider-Maurer | 4-6,5-7 |
| ITF Germany F8 | 2018/07/19 12:25 | Dragos Dima v Felipe Meligeni Rodrigues Alves | 3-6,4-6 |
| ITF Germany F8 | 2018/07/18 09:30 | Dragos Dima v Anil Yuksel | 6-1,6-3 |
| Challenger Braunschweig | 2018/07/09 10:00 | Marvin Netuschil v Dragos Dima | 6-3,6-1 |
| Challenger Braunschweig Qual | 2018/07/08 12:45 | Dragos Dima v Jan Satral | 1-6,6-1,4-6 |
| Challenger Braunschweig Qual | 2018/07/07 14:30 | Dragos Dima v Marvin Moeller | 7-6,6-1 |
| Challenger Marburg | 2018/07/03 10:00 | Felix Auger Aliassime v Dragos Dima | 6-3,4-6,6-4 |
| Challenger Marburg Qual | 2018/07/02 12:25 | Dragos Dima v Martin Cuevas | 7-6,4-6,6-3 |
| Challenger Marburg Qual | 2018/07/01 09:00 | Dragos Dima v Andreas Haider-Maurer | 6-4,6-3 |