| Swiss Open - Damdubbel - Kval | 2019/02/26 09:00 | Rasmus Messerschmidt v Kalle Koljonen | L | 2-1 |
| Swedish Open | 2019/01/18 15:00 | Alex Lane v Kalle Koljonen | W | 1-2 |
| Swedish Open | 2019/01/18 10:30 | Ditlev Jaeger Holm v Kalle Koljonen | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/11/23 12:40 | Kalle Koljonen v Feixiang Sun | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/11/22 10:40 | Christian Kirchmayr v Kalle Koljonen | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/11/21 18:00 | Gergely Krausz v Kalle Koljonen | W | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/10/31 17:35 | Kalle Koljonen v Toma Junior Popov | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/10/30 19:30 | Lars Schaenzler v Kalle Koljonen | W | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2019/03/08 10:10 | Adrian Dziolko v Luka Wraber | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2019/02/21 17:09 | Yonathan Ramlie v Luka Wraber | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2019/02/21 16:05 | Yonathan Ramlie v Luka Wraber | L | 2-1 |
| Giraldilla Int. - Mixed dubbel | 2018/11/23 12:40 | Victor Svendsen v Luka Wraber | L | 2-0 |
| Giraldilla Int. - Mixed dubbel | 2018/11/22 12:40 | Alexander Roovers v Luka Wraber | W | 1-2 |
| Giraldilla Int. - Mixed dubbel | 2018/11/21 19:20 | Matthew Carder v Luka Wraber | W | 0-2 |
| Dutch Open | 2018/10/10 13:20 | Luka Wraber v Joo Ven Soong | L | 0-2 |
| Giraldilla Int. - Mixed dubbel | 2018/08/31 08:30 | Luka Wraber v Jonathan Persson | L | 0-2 |