| Finnish Open | 2019/04/05 15:00 | Siddharth Pratap Singh v Rasmus Messerschmidt | W | 0-2 |
| Finnish Open | 2019/04/05 07:45 | Felix Burestedt v Rasmus Messerschmidt | W | 0-2 |
| German Open | 2019/02/27 12:30 | Rasmus Messerschmidt v Misha Zilberman | L | 0-2 |
| Swiss Open - Frauendoppel - Qualifikation | 2019/02/26 13:00 | Rasmus Messerschmidt v Iskandar Zulkarnain | W | 2-0 |
| Swiss Open - Frauendoppel - Qualifikation | 2019/02/26 09:00 | Rasmus Messerschmidt v Kalle Koljonen | W | 2-1 |
| Swedish Open | 2019/01/19 10:30 | Hashiru Shimono v Rasmus Messerschmidt | L | 2-1 |
| Swedish Open | 2019/01/18 15:00 | Kevin Arokia Walter v Rasmus Messerschmidt | W | 0-2 |
| Giraldilla International - Gemischtes Doppel | 2018/11/22 12:40 | Victor Svendsen v Rasmus Messerschmidt | L | 2-1 |
| Hyderabad Open | 2019/08/06 14:10 | Lakshya Sen v June Wei Cheam | L | 0-2 |
| US Open | 2019/07/11 21:15 | Sourabh Verma v Lakshya Sen | L | 2-1 |
| US Open | 2019/07/11 02:40 | Lakshya Sen v Parupalli Kashyap | W | 2-0 |
| Canada Open | 2019/07/03 22:30 | Lakshya Sen v Hongyang Weng | L | 0-2 |
| Canada Open | 2019/07/03 00:50 | Chun Kar Lung v Lakshya Sen | W | 0-2 |
| Australian Open - Qualifikation | 2019/06/04 03:40 | Lakshya Sen v Tanongsak Saensomboonsuk | L | 0-2 |
| Australian Open - Qualifikation | 2019/06/04 00:45 | Teck Zhi Soo v Lakshya Sen | W | 0-2 |
| Denmark Int. | 2019/05/10 13:40 | Kai Schaefer v Lakshya Sen | L | 2-1 |