| All England Open | 2018/11/06 06:30 | Chew/Chew v Endo/Watanabe | L | 0-2 |
| French Open MD | 2018/10/23 15:50 | Chia/Soh v Chew/Chew | L | 2-0 |
| Indonesia Masters XD | 2018/09/26 06:30 | Hoki/Kobayashi v Chew/Chew | L | 2-0 |
| Giraldilla Int. XD | 2018/08/10 02:00 | Chew/Chew v Hurlburt-Yu/Yao | L | 1-2 |
| All England Open | 2018/07/30 09:30 | Maas/Tabeling v Chew/Chew | L | 2-1 |
| Indonesia Masters XD | 2018/07/18 02:30 | Chew/Chew v Isara/Jongjit | L | 0-2 |
| Thailand Open MD | 2018/07/11 08:00 | Chew/Chew v Ou/Ren | L | 0-2 |
| All England Open | 2018/06/26 08:20 | Chia/Soh v Chew/Chew | L | 2-0 |
| Giraldilla Int. XD | 2018/11/22 16:00 | Christensen/Knudsen v Hemming/Wolfenden | L | 1-2 |
| Swiss Open WD Qual | 2018/10/09 12:20 | Van Der Aar/Lecq v Christensen/Knudsen | L | 2-1 |
| Giraldilla Int. XD | 2018/09/29 09:30 | Christensen/Knudsen v Bay-Smidt/Moelhede | L | 1-2 |
| Swiss Open WD Qual | 2018/09/27 12:53 | Christensen/Knudsen v Clare/Roe | W | 2-1 |
| Giraldilla Int. XD | 2018/09/27 11:40 | Christensen/Knudsen v Clare/Roe | W | 2-1 |
| Swiss Open WD Qual | 2018/09/27 09:20 | Christensen/Knudsen v Graalmann/Scheiel | W | 2-0 |
| Giraldilla Int. XD | 2018/09/13 14:35 | MacGregor/Pringle v Christensen/Knudsen | W | 0-2 |
| Giraldilla Int. XD | 2018/05/13 10:00 | Bay/Kjaer v Christensen/Knudsen | L | 2-0 |