Round: 26 Ground: Hardcourt outdoor
| Challenger Istanbul | 2016/09/13 11:30 | Nikola Milojevic v Marsel Ilhan | 7-6,6-7,1-6 |
| US Open Qual | 2016/08/23 21:30 | Marsel Ilhan v Guido Andreozzi | 3-6,1-6 |
| Challenger Praha 2 | 2016/07/27 11:30 | Martin Klizan v Marsel Ilhan | 6-3,6-4 |
| Davis Cup | 2016/07/17 10:00 | Damir Dzumhur v Marsel Ilhan | 6-3,6-0,7-6 |
| Davis Cup | 2016/07/15 13:15 | Mirza Basic v Marsel Ilhan | 6-7,7-5,6-2,3-6,5-7 |
| Challenger Todi | 2016/07/06 16:30 | Miljan Zekic v Marsel Ilhan | 7-5,6-1 |
| Wimbledon Qual | 2016/06/21 10:50 | Marsel Ilhan v Daniel Munoz-De La Nava | 3-6,4-6 |
| French Open | 2016/05/24 10:50 | Marsel Ilhan v Steve Darcis | 3-6,4-6,0-6 |
| Challenger Istanbul | 2016/09/13 09:20 | Yannick Mertens v Barkin Yalcinkale | 6-0,6-0 |
| Challenger St Remy | 2016/09/08 09:00 | Marco Trungelliti v Yannick Mertens | 4-6,6-3,6-3 |
| Challenger St Remy | 2016/09/06 09:00 | Yannick Mertens v Adrian Menendez-Maceiras | 6-4,5-7,6-4 |
| ITF Russia F7 | 2016/09/01 10:00 | Mikhail Elgin v Yannick Mertens | 6-4,6-7,6-4 |
| ITF Russia F7 | 2016/08/31 08:00 | Milos Sekulic v Yannick Mertens | 4-6,1-6 |
| ITF Russia F7 | 2016/08/30 09:15 | Ivan Liutarevich v Yannick Mertens | 4-6,4-6 |
| Challenger Meerbusch | 2016/08/17 11:00 | Maximilian Marterer v Yannick Mertens | 6-2,6-4 |
| Challenger Meerbusch | 2016/08/15 15:45 | Alexey Vatutin v Yannick Mertens | 6-1,6-7,3-6 |