Round: 25 Ground: Hardcourt outdoor
| Challenger Fairfield | 2016/10/11 17:00 | Darian King v Ruben Bemelmans | 7-5,5-7,6-7 |
| US Open | 2018/08/28 18:00 | Ruben Bemelmans v Jaume Munar | 7-5,3-6,6-7,6-2,1-6 |
| US Open | 2018/08/24 17:00 | Facundo Bagnis v Ruben Bemelmans | 6-3,6-7,6-2 |
| US Open | 2018/08/23 15:00 | Constant Lestienne v Ruben Bemelmans | 4-6,3-6 |
| US Open | 2018/08/21 16:35 | Kevin King v Ruben Bemelmans | 4-6,3-6 |
| Challenger Vancouver | 2018/08/16 20:50 | Lloyd Harris v Ruben Bemelmans | 6-1,6-3 |
| Challenger Vancouver | 2018/08/14 22:30 | Felix Auger Aliassime v Ruben Bemelmans | 4-6,2-6 |
| ATP Newport | 2018/07/16 15:00 | Denis Kudla v Ruben Bemelmans | 6-3,6-4 |
| Wimbledon | 2018/07/05 12:45 | John Isner v Ruben Bemelmans | 6-1,6-4,6-7,6-7,7-5 |
| US Open | 2018/08/22 22:10 | Darian King v Gerald Melzer | 5-7,6-4,3-6 |
| Challenger Binghamton | 2018/07/27 18:55 | Laurynas Grigelis v Darian King | 4-6,6-2,7-6 |
| Challenger Binghamton | 2018/07/26 20:40 | Daniel Evans v Darian King | 3-6,6-7 |
| Challenger Binghamton | 2018/07/26 13:35 | Hugo Grenier v Darian King | 6-3,3-6,4-6 |
| Challenger Gatineau | 2018/07/18 15:00 | Zhe Li v Darian King | 2-6,6-4,6-0 |
| Challenger Gatineau | 2018/07/16 20:00 | Alexis Galarneau v Darian King | 6-7,5-7 |
| Challenger Winnetka | 2018/07/11 18:00 | Darian King v Collin Altamirano | 5-7,6-7 |
| Challenger Winnetka | 2018/07/10 20:55 | Darian King v Donald Young | 6-3,5-7,6-1 |