| Masters di Thailandia DX | 2019/01/10 08:45 | Piek/Tabeling v Ronald/Saufika | L | 2-0 |
| Open di Thailandia DX | 2019/07/31 12:40 | Seo/Chae v Ronald/Saufika | L | 2-0 |
| Open d'Indonesia DX | 2019/07/17 06:00 | Ronald/Saufika v Chan/Goh | L | 1-2 |
| Open di Singapore DX | 2019/04/11 05:45 | Karandasuwardi/Bernadet v Ronald/Saufika | L | 2-1 |
| Open di Singapore DX | 2019/04/10 08:00 | Ronald/Saufika v He/Du | W | 2-1 |
| Open di Malaysia DX | 2019/04/04 08:10 | Ronald/Saufika v Phuangphuapet/Amitrapai | L | 0-2 |
| Open di Malaysia DX | 2019/04/03 06:30 | Tang/Tse v Ronald/Saufika | W | 1-2 |
| Open di Svizzera DX | 2019/03/14 10:30 | Ronald/Saufika v Mentari/Rivaldy | L | 0-2 |
| Open di Svizzera DX | 2019/03/12 17:30 | Ronald/Saufika v Dremin/Dimova | W | 2-1 |
| Open di Giappone DX | 2019/07/25 07:00 | Lamsfuss/Herttrich v Piek/Tabeling | L | 2-1 |
| Open di Giappone DX | 2019/07/24 03:40 | Piek/Tabeling v Tang/Tse | W | 2-0 |
| Open d'Indonesia DX | 2019/07/16 10:55 | Chopra/Reddy v Piek/Tabeling | L | 2-1 |
| Giochi europei DX | 2019/06/25 06:45 | Lamsfuss/Herttrich v Piek/Tabeling | W | 0-2 |
| Sudirman Cup DX | 2019/05/23 05:00 | Piek/Tabeling v Herttrich/Seidel | W | 2-1 |
| Sudirman Cup DX | 2019/05/21 10:00 | Piek/Tabeling v Labar/Tran | W | 2-0 |
| Sudirman Cup DX | 2019/05/20 03:00 | Piek/Tabeling v Shu/Obanana | W | 2-0 |
| Internazionali del Brasile DX | 2019/05/05 13:00 | Arends/Seinen v Piek/Tabeling | W | 1-2 |