| Giraldilla Int. XD | 2017/12/06 14:00 | Kai Schaefer v Joshua Magee | L | 2-1 |
| Giraldilla Int. XD | 2018/11/15 10:00 | Joshua Magee v Nick Fransman | L | 0-2 |
| Giraldilla Int. XD | 2018/11/01 15:15 | Toma Junior Popov v Joshua Magee | L | 2-0 |
| Giraldilla Int. XD | 2018/10/31 17:35 | Joshua Magee v Jaromir Janacek | W | 2-1 |
| Giraldilla Int. XD | 2018/10/30 19:30 | Wolfgang Gnedt v Joshua Magee | W | 0-2 |
| Swiss Open - Kvalifikation - Damedouble | 2018/08/28 12:08 | Karan Rajan Rajarajan v Joshua Magee | L | 2-0 |
| Swiss Open - Kvalifikation - Damedouble | 2018/08/28 09:56 | Mathew Fogarty v Joshua Magee | W | 0-2 |
| Giraldilla Int. XD | 2018/06/15 15:10 | Joshua Magee v Felix Burestedt | L | 0-2 |
| Giraldilla Int. XD | 2018/05/11 10:15 | Miha Ivanic v Joshua Magee | W | 0-2 |
| Giraldilla Int. XD | 2018/10/31 16:20 | Kai Schaefer v Mark Caljouw | L | 0-2 |
| Giraldilla Int. XD | 2018/10/30 18:45 | David Kramer v Kai Schaefer | W | 0-2 |
| Giraldilla Int. XD | 2018/09/28 08:30 | Kai Schaefer v Subhankar Dey | L | 1-2 |
| Giraldilla Int. XD | 2018/09/23 14:00 | Harsheel Dani v Kai Schaefer | W | 1-2 |
| Giraldilla Int. XD | 2018/09/23 09:20 | Iikka Heino v Kai Schaefer | W | 0-2 |
| Giraldilla Int. XD | 2018/09/22 12:00 | Rasmus Messerschmidt v Kai Schaefer | W | 0-2 |
| Giraldilla Int. XD | 2018/08/29 12:50 | Yu Igarashi v Kai Schaefer | L | 2-0 |
| All England Open | 2018/07/31 09:40 | Kai Schaefer v Hans-Kristian Vittinghus | L | 1-2 |