Stadium: Court 3 Round: 26 Ground: Clay
| Challenger Pune | 2018/11/17 06:00 | Nitin Kumar Sinha v Youssef Hossam | 3-6,4-6 |
| Challenger Bangalore | 2018/11/10 10:35 | Nitin Kumar Sinha v Lucas Gerch | 3-6,4-6 |
| ITF Thailand F8 | 2018/11/04 04:30 | Vladislav Dubinsky v Nitin Kumar Sinha | 6-4,6-3 |
| ITF Vietnam F5 | 2018/10/30 03:00 | Robert Strombachs v Nitin Kumar Sinha | 6-1,6-4 |
| ITF Vietnam F5 | 2018/10/28 05:30 | Nitin Kumar Sinha v Kenny Bun | 6-2,6-3 |
| ITF Vietnam F5 | 2018/10/27 06:00 | Nitin Kumar Sinha v Sarith Our | 6-1,6-0 |
| ITF Vietnam F4 | 2018/10/24 02:30 | Nitin Kumar Sinha v Jayesh Pungliya | 6-2,3-6,3-6 |
| ITF Vietnam F4 | 2018/10/22 02:30 | Nitin Kumar Sinha v Jesse Delaney | 7-6,6-3 |
| ITF Spain F27 | 2018/09/12 16:30 | Pol Toledo Bague v Marvin Netuschil | 6-4,7-6 |
| ITF Spain F27 | 2018/09/11 16:30 | Benjamin Pietri v Marvin Netuschil | 4-6,2-6 |
| ITF Switzerland F5 | 2018/09/06 12:55 | Louis Wessels v Marvin Netuschil | 3-6,6-1,6-4 |
| ITF Switzerland F5 | 2018/09/05 10:00 | Adrian Obert v Marvin Netuschil | 6-7,3-6 |
| ITF Switzerland F5 | 2018/09/04 09:30 | Patrik Hartmeier v Marvin Netuschil | 1-6,0-6 |
| Challenger Scheveningen | 2018/07/19 12:10 | Yannick Maden v Marvin Netuschil | 6-3,6-1 |
| Challenger Scheveningen | 2018/07/17 09:00 | Tim Van Rijthoven v Marvin Netuschil | 3-6,3-6 |
| Challenger Scheveningen Qual | 2018/07/16 10:00 | Elliot Benchetrit v Marvin Netuschil | 6-4,6-3 |