| Dutch Open | 2017/10/11 10:20 | Alex Vlaar v Mikkel Enghoj | L | 1-2 |
| Swiss Open - Frauendoppel - Qualifikation | 2018/03/27 09:15 | Hemanth M.Gowda v Alex Vlaar | L | 2-1 |
| Swiss Open - Frauendoppel - Qualifikation | 2018/03/06 14:00 | Kalle Koljonen v Alex Vlaar | L | 2-0 |
| Swiss Open - Frauendoppel - Qualifikation | 2018/03/06 08:00 | Birger Abts v Alex Vlaar | W | 0-2 |
| Swiss Open - Frauendoppel - Qualifikation | 2018/02/21 11:20 | Shi Xuan Dominic Soh v Alex Vlaar | W | 0-2 |
| Swiss Open - Frauendoppel - Qualifikation | 2017/12/14 08:00 | Max Weisskirchen v Alex Vlaar | L | 2-0 |
| Giraldilla International - Gemischtes Doppel | 2017/12/06 10:00 | Alex Vlaar v Bernardo Atilano | W | 2-0 |
| Indonesia Masters - Gemischtes Doppel | 2017/11/22 18:50 | Alex Vlaar v Henri Aarnio | L | 0-2 |
| Indonesia Masters - Gemischtes Doppel | 2017/11/01 17:00 | Suppanyu Avihingsanon v Alex Vlaar | L | 2-0 |
| Swiss Open - Frauendoppel - Qualifikation | 2018/04/05 09:35 | Mikkel Enghoj v Anant Shivam Jindal | W | 2-1 |
| Giraldilla International - Gemischtes Doppel | 2018/01/19 10:30 | Luis Enrique Penalver v Mikkel Enghoj | L | 2-0 |
| Dutch Open | 2017/10/11 20:20 | Mikkel Enghoj v Zvonimir Durkinjak | L | 0-2 |
| Dutch Open | 2017/10/11 10:20 | Alex Vlaar v Mikkel Enghoj | W | 1-2 |
| Giraldilla International - Gemischtes Doppel | 2017/09/22 07:40 | Mikkel Enghoj v Artem Pochtarov | L | 0-2 |
| Giraldilla International - Gemischtes Doppel | 2017/09/13 11:30 | Mikkel Enghoj v Nhat Nguyen | L | 0-2 |
| Giraldilla International - Gemischtes Doppel | 2017/09/13 08:00 | Felix Burestedt v Mikkel Enghoj | W | 1-2 |
| Giraldilla International - Gemischtes Doppel | 2017/04/20 14:59 | Sebastiaan Li v Mikkel Enghoj | W | 0-2 |