| EM - Lag | 2023/09/15 17:40 | Joao Geraldo v Tobias Rasmussen | W | 3-0 |
| EM - Lag | 2023/09/14 14:45 | Tomas Polansky v Joao Geraldo | W | 1-3 |
| EM - Lag | 2023/09/10 12:15 | Joao Geraldo v Ioannis Sgouropoulos | L | 1-3 |
| WTT Feeder - Olomouc | 2023/08/26 15:10 | Anders Lind v Joao Geraldo | L | 3-1 |
| WTT Feeder - Olomouc | 2023/08/25 17:30 | Beixun Zeng v Joao Geraldo | W | 2-3 |
| WTT Feeder - Olomouc | 2023/08/25 10:20 | Samuel Walker v Joao Geraldo | W | 1-3 |
| WTT Feeder - Olomouc | 2023/08/24 15:10 | Vincent Picard v Joao Geraldo | W | 2-3 |
| WTT Contender - Rio | 2023/08/10 18:00 | Joao Geraldo v Dang Qiu | L | 1-3 |
| WTT Feeder - Panagyurishte | 2023/09/01 15:20 | Fanbo Meng v Kay Stumper | L | 3-2 |
| WTT Feeder - Panagyurishte | 2023/09/01 10:30 | Kay Stumper v Cheng-Jui Kao | W | 3-2 |
| WTT Feeder - Panagyurishte | 2023/08/31 17:00 | Kay Stumper v Pavel Sirucek | W | 3-2 |
| WTT Contender - Rio - Kval | 2023/08/08 19:40 | Ricardo Walther v Kay Stumper | L | 3-2 |
| WTT Contender - Rio - Kval | 2023/08/07 21:20 | Carlo Rossi v Kay Stumper | W | 2-3 |
| WTT Contender - Lima - Kval | 2023/08/02 21:35 | Kay Stumper v Ricardo Walther | L | 1-3 |
| WTT Contender - Lima - Kval | 2023/08/01 23:30 | Kay Stumper v Eduardo Mendoza | W | 3-0 |
| WTT Contender - Zagreb - Kval | 2023/06/26 16:50 | Kay Stumper v Vincent Picard | L | 0-3 |