| Irish Open XD | 11/16 09:10 | - | Hess/Meyer v Birker P / Hochmeir K | D |
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| Hylo Open XD Qual | 10/31 08:00 | 3 | Malik Bourakkadi/Michalski v Birker P / Hochmeir K | L | 2-0 | |
| World Championships XD | 08/22 11:10 | 6 | Birker P / Hochmeir K v Lindeman/Wu | L | 0-2 | |
| European Games XD | 06/29 09:20 | - | Ellis/Smith v Birker P / Hochmeir K | L | 2-0 | |
| Austrian Open XD | 05/27 15:20 | - | Hemming/Van Leeuwen v Birker P / Hochmeir K | L | 2-0 | |
| Austrian Open XD | 05/27 08:30 | - | Jeffrey/Villegas v Birker P / Hochmeir K | W | 0-2 | |
| Austrian Open XD | 05/26 11:00 | - | Kis-Kasza/Vetor v Birker P / Hochmeir K | W | 0-2 | |
| Slovenia Open XD | 05/20 07:20 | - | Kapoor/Reddy v Birker P / Hochmeir K | L | 2-0 | |
| Slovenia Open XD | 05/19 09:20 | - | Birker P / Hochmeir K v Bailetti G / Corsini M | W | 2-1 | |
| Open d'Allemagne - Doubles Mixtes - Qualif. | 03/07 10:05 | 3 | Geiss B / Moszczynski E v Birker P / Hochmeir K | L | 2-0 | |
| Open d'Allemagne - Doubles Mixtes - Qualif. | 03/07 10:00 | 3 | Dunn A / Torrance C v Birker P / Hochmeir K | - | Cancelled | |
| Uganda Int. XD | 02/24 15:30 | - | Birker P / Hochmeir K v Kristensen/Hong | W | 2-0 | |
| Irish Open XD | 11/17 09:10 | - | Toft/Graversen v Birker P / Hochmeir K | L | 2-0 | |
| Hylo Open XD | 11/02 08:10 | 5 | Birker P / Hochmeir K v Gicquel/Delrue | L | 0-2 | |
| Czech Open XD | 10/21 15:00 | - | Chiu/Lin v Birker P / Hochmeir K | L | 2-1 | |
| Croatian Int. XD | 09/30 15:05 | - | Birker P / Hochmeir K v Chen X / Zhou C | L | 0-2 | |
| Spanish Int. XD | 09/14 14:00 | - | Birker P / Hochmeir K v Trescarte/Jacob | L | 1-2 | |
| Spanish Int. XD | 09/14 07:30 | - | Birker P / Hochmeir K v Koppen/Mayer | W | 2-0 | |
| Spanish Int. XD | 09/13 07:40 | - | Birker P / Hochmeir K v Olivares/Lorenzo | W | 2-0 | |
| World Championships XD | 08/23 01:15 | 6 | Dunn A / Torrance C v Birker P / Hochmeir K | L | 2-0 | |
| Croatia Open XD | 06/22 13:40 | - | Russ / Kelly v Birker P / Hochmeir K | L | 2-0 | |
| Croatia Open XD | 06/22 07:40 | - | Borgstedt/Wang v Birker P / Hochmeir K | W | 0-2 | |
| Austrian Open XD | 05/28 08:30 | - | van Leeuwen/Birch v Birker P / Hochmeir K | L | 2-0 | |
| Austrian Open XD | 05/27 12:50 | - | Malik Bourakkadi/Jaeger v Birker P / Hochmeir K | W | 0-2 | |
| Slovenia Int. XD | 05/20 14:00 | - | Birker P / Hochmeir K v Bailetti G / Corsini M | L | 1-2 | |
| Slovenia Int. XD | 05/20 07:00 | - | Birker P / Hochmeir K v Alic/Alic | W | 2-0 | |
| Championnat d'Europe - Doubles Mixtes | 04/27 07:40 | - | Birker P / Hochmeir K v Christiansen M / Boeje A | L | 0-2 | |
| Championnat d'Europe - Doubles Mixtes | 04/26 08:20 | 5 | Birker P / Hochmeir K v Johannesson/Arnadottir | W | 2-0 | |
| Dutch Int. - Doubles Mixtes | 04/14 15:00 | - | Pringle/Andrew v Birker P / Hochmeir K | L | 2-0 | |
| Orléans Masters - Doubles Mixtes | 03/30 07:10 | 5 | Hybel/Surrow v Birker P / Hochmeir K | L | 2-0 |