| Swedish Open | 2019/01/18 10:00 | Joran Kweekel v Jacob Nilsson | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/11/21 18:40 | Nhat Nguyen v Jacob Nilsson | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/11/02 09:05 | Jacob Nilsson v Siril Verma | L | 0-2 |
| Dutch Open | 2018/10/10 13:55 | Mark Caljouw v Jacob Nilsson | L | 2-0 |
| Dutch Open | 2018/10/09 17:20 | Valeriy Atrashchenkov v Jacob Nilsson | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/09/13 08:30 | Thomas Rouxel v Jacob Nilsson | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/08/29 08:10 | Thomas Rouxel v Jacob Nilsson | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/06/20 19:50 | Max Weisskirchen v Jacob Nilsson | L | 2-0 |
| Spain Masters | 2019/02/21 14:00 | Iikka Heino v Tzu Wei Wang | L | 0-2 |
| Spain Masters | 2019/02/20 17:20 | Iikka Heino v Subhankar Dey | W | 2-1 |
| Swiss Open - Damdubbel - Kval | 2019/02/19 13:20 | Mohamed A Belarbi v Iikka Heino | W | 0-2 |
| Swiss Open - Damdubbel - Kval | 2019/02/19 11:35 | Iikka Heino v Milan Ludik | W | 2-1 |
| Estonian Int. | 2019/01/11 10:30 | Iikka Heino v Leo Rossi | L | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2018/11/02 17:20 | Zvonimir Durkinjak v Iikka Heino | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/09/23 09:20 | Iikka Heino v Kai Schaefer | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/09/22 12:45 | Iikka Heino v Leon Seiwald | W | 2-1 |