| Kaohsiung Masters XD | 09/28 04:35 | 4 | Chen X-Y / Chung Y F v Oupthong/Sudjaipraparat | W | 0-2 | |
| Kaohsiung Masters XD | 09/27 05:15 | 5 | Kamiyama/Eto v Oupthong/Sudjaipraparat | W | 0-2 | |
| Vietnam Open XD | 09/17 06:00 | 1 | Oupthong/Sudjaipraparat v Nishi/Sato | L | 1-2 | |
| Vietnam Open XD | 09/16 06:02 | 2 | Oupthong/Sudjaipraparat v Lin K-T / Lin H T | W | 2-0 | |
| Vietnam Open XD | 09/15 07:00 | 3 | Oupthong/Sudjaipraparat v Wei/Chan | W | 2-0 | |
| Vietnam Open XD | 09/14 06:00 | 4 | Oupthong/Sudjaipraparat v Hung Y T / Lin Y C | W | 2-1 | |
| Vietnam Open XD | 09/13 02:25 | 5 | Oupthong/Sudjaipraparat v Su L Y / Lin H T | W | 2-0 | |
| Indonesia Masters XD | 09/06 05:55 | 5 | Choong/Go v Oupthong/Sudjaipraparat | L | 2-0 | |
| US Open 2019, XD | 07/12 15:00 | 5 | Oupthong/Sudjaipraparat v Elgamal / Hany | - | Walkover | |
| Taipei Open XD | 06/22 05:45 | 4 | Chen/Toh v Oupthong/Sudjaipraparat | L | 2-0 | |
| Taipei Open XD | 06/21 02:10 | 5 | Oupthong/Sudjaipraparat v Maulana/Marwah | W | 2-1 | |
| Thailand Open 2019, XD, Qualification | 05/30 06:35 | - | Oupthong/Sudjaipraparat v Lee / Hsu | L | 0-2 | |
| Thailand Open 2019, XD, Qualification | 05/30 02:00 | - | Viriyangkura/Jong'parn v Oupthong/Sudjaipraparat | W | 0-2 | |
| Asia Championships XD | 04/27 08:15 | 4 | Oupthong/Sudjaipraparat v Jiang/Wei | L | 0-2 | |
| Asia Championships XD | 04/26 05:00 | 5 | Oupthong/Sudjaipraparat v 팜 V H / 단 V A | W | 2-0 | |
| Orleans Masters XD | 04/05 17:55 | 5 | Oupthong/Sudjaipraparat v Chen/Toh | L | 0-2 | |
| Spain Masters XD | 03/29 14:05 | 5 | Syahnawi/Kandow v Oupthong/Sudjaipraparat | L | 2-0 | |
| Thailand Int. XD | 03/12 04:00 | - | Oupthong/Sudjaipraparat v Maulana/Marwah | W | 2-0 | |
| Thailand Int. XD | 03/11 06:00 | - | Lee S M / Liu C-Y v Oupthong/Sudjaipraparat | W | 1-2 | |
| Thailand Int. XD | 03/10 06:00 | - | Oupthong/Sudjaipraparat v Leonardo A Y / Morada A | W | 2-0 | |
| Thailand Masters 2020, XD | 02/01 03:20 | 5 | Oupthong/Sudjaipraparat v Jeong N E / Kim H J | L | 0-2 | |
| Czech Open XD | 10/22 08:00 | - | Oupthong/Sudjaipraparat v Chiu/Lin | L | 1-2 | |
| Czech Open XD | 10/21 14:20 | - | Trecki/Swierczynska v Oupthong/Sudjaipraparat | W | 0-2 |