Stadium: Court 3 Round: 45
| Challenger Morelos | 2018/02/21 18:00 | Sebastian Fanselow v Alexander Sarkissian | 4-6,4-6 |
| Challenger Monterrey | 2017/10/03 19:30 | Sebastian Fanselow v Alexander Sarkissian | 6-3,7-5 |
| Challenger Tiburon | 2018/09/22 17:00 | Sebastian Fanselow v Roberto Ortega-Olmedo | 1-6,2-6 |
| Challenger Meerbusch Qual | 2018/08/12 08:00 | Yshai Oliel v Sebastian Fanselow | 6-4,6-2 |
| Challenger Meerbusch Qual | 2018/08/11 08:00 | Javier Barranco Cosano v Sebastian Fanselow | 7-5,4-6,4-6 |
| Challenger Pullach Qual | 2018/08/04 13:45 | Andreas Haider-Maurer v Sebastian Fanselow | 6-3,7-5 |
| ITF Italy F18 | 2018/07/13 17:20 | Jelle Sels v Sebastian Fanselow | 6-4,6-2 |
| ITF Italy F18 | 2018/07/12 11:50 | Sebastian Fanselow v Matias Zukas | 6-1,3-6,6-3 |
| ITF Italy F18 | 2018/07/11 09:30 | Sebastian Fanselow v Lorenzo Frigerio | 6-1,6-2 |
| ITF Italy F18 | 2018/07/10 13:05 | Sebastian Fanselow v Filippo Leonardi | 6-3,6-3 |
| Challenger Tiburon | 2018/09/25 21:15 | Alexander Sarkissian v James Duckworth | 6-7,4-6 |
| Challenger Tiburon | 2018/09/24 18:55 | Alexander Sarkissian v Pablo Vivero Gonzalez | 6-3,6-7,6-2 |
| Challenger Tiburon | 2018/09/23 19:20 | Mitchell Krueger v Alexander Sarkissian | 2-6,4-6 |
| Challenger Tiburon | 2018/09/22 18:15 | Frederik Nielsen v Alexander Sarkissian | 4-6,5-7 |
| Challenger Cary | 2018/09/10 18:00 | Alexander Sarkissian v Joris De Loore | 4-6,4-6 |
| Challenger Cary | 2018/09/09 14:00 | Alexander Sarkissian v Ronnie Schneider | 6-2,2-6,6-3 |
| Challenger Cary | 2018/09/08 15:20 | Alexander Sarkissian v Ruan Roelofse | 6-4,6-3 |
| Challenger Chicago | 2018/09/06 17:45 | Alexander Sarkissian v JC Aragone | 6-2,6-7,6-7 |