| Scottish Open XD | 11/22 09:00 | 4 | Volker J C / Janssens E v Thyrri M / Surrow M | L | 0-2 | |
| Scottish Open XD | 11/21 18:30 | 5 | Gnedt R / Polc U v Volker J C / Janssens E | W | 0-2 | |
| SaarLorLux Open 2019, XD | 10/31 09:00 | 4 | Ellis/Smith v Volker J C / Janssens E | L | 2-0 | |
| SaarLorLux Open 2019, XD | 10/29 15:00 | 5 | Bay-Smidt / Soeby H. v Volker J C / Janssens E | - | Walkover | |
| Dutch Open XD | 10/08 13:15 | 5 | Magee S / Magee C v Volker J C / Janssens E | L | 2-1 | |
| Belgian Int. XD | 09/12 10:30 | 4 | Volker J C / Janssens E v Mikkelsen M / Magelund A | L | 0-2 | |
| Belgian Int. XD | 09/12 07:35 | 5 | Jille/Tirtosentono v Volker J C / Janssens E | W | 1-2 | |
| Kharkiv International 2019, XD | 09/05 09:40 | 5 | Hemming C / Moore J v Volker J C / Janssens E | L | 2-1 | |
| US Open XD Qual | 07/09 21:30 | - | Lee Y / Lu C Y v Volker J C / Janssens E | L | 2-0 | |
| Canada Open XD | 07/03 23:40 | 5 | Hall/MacPherson v Volker J C / Janssens E | L | 2-0 | |
| Orléans Masters - Doubles Mixtes | 03/20 12:40 | 5 | Volker J C / Janssens E v Garg K / Kapila D | L | 0-2 | |
| Open de Suisse - Doubles Mixtes | 03/12 18:30 | 5 | Christiansen M / Pedersen C v Volker J C / Janssens E | L | 2-0 |