Head to Head
| Qatar Open Women | 2018/08/23 14:00 | Ruwen Filus v Ricardo Walther | L | 2-4 |
| Qatar Open Women | 2017/09/02 17:24 | Ruwen Filus v Ricardo Walther | L | 0-3 |
| Qatar Open Women | 2017/01/20 20:00 | Ricardo Walther v Ruwen Filus | W | 2-4 |
Home History
| WTT Star Contender Ljubljana | 2023/07/06 17:00 | Ruwen Filus v Chuqin Wang | L | 1-3 |
| WTT Star Contender Ljubljana | 2023/07/05 13:35 | Samuel Kulczycki v Ruwen Filus | W | 0-3 |
| WTT Contender Zagreb | 2023/06/29 14:35 | Peng Xiang v Ruwen Filus | L | 3-1 |
| ITTF World Championships | 2023/05/24 12:45 | Yun-Ju Lin v Ruwen Filus | L | 4-0 |
| ITTF World Championships | 2023/05/23 18:45 | Tzu-Yi Yang v Ruwen Filus | W | 0-4 |
| ITTF World Championships | 2023/05/21 11:30 | Bode Abiodun v Ruwen Filus | W | 0-4 |
| WTT Star Contender Bangkok | 2023/04/27 07:00 | Woojin Jang v Ruwen Filus | L | 3-0 |
| WTT Star Contender Bangkok | 2023/04/26 05:40 | Wang-Wei Peng v Ruwen Filus | W | 1-3 |
Away History
| WTT Contender Rio | 2023/08/10 21:00 | Chih Yuan Chuang v Ricardo Walther | L | 3-1 |
| WTT Contender Rio Quals | 2023/08/09 17:25 | Ricardo Walther v Paul Drinkhall | W | 3-1 |
| WTT Contender Rio Quals | 2023/08/08 19:40 | Ricardo Walther v Kay Stumper | W | 3-2 |
| WTT Contender Rio Quals | 2023/08/07 21:20 | Ricardo Walther v Fanbo Meng | W | 3-2 |
| WTT Contender Lima | 2023/08/03 23:25 | Quadri Aruna v Ricardo Walther | L | 3-1 |
| WTT Contender Lima Quals | 2023/08/02 21:35 | Kay Stumper v Ricardo Walther | W | 1-3 |
| WTT Contender Lima Quals | 2023/08/01 23:25 | Nandor Ecseki v Ricardo Walther | W | 0-3 |
| WTT Star Contender Ljubljana Quals | 2023/07/04 11:45 | Ricardo Walther v Satoshi Aida | L | 1-3 |
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