Page 4 de l'historique des matchs du joueur de tennis: Retrouvez ici la totalité des matchs et tournois joués par Niklas Grunewald.
75 matchs enregistrés.
| 26/11/2023 | M15 Sharm ElSheikh | Aniss Rafiq vs. Niklas Grunewald |
| 20/11/2023 | M15 Sharm ElSheikh | Daniil Savelev vs. Niklas Grunewald |
| 19/11/2023 | M15 Sharm ElSheikh | Niklas Grunewald vs. Vladimir Aliev |
| 12/11/2023 | M15 Santo Domingo | Emmett Ward vs. Niklas Grunewald |
| 10/04/2023 | M25 Sharm ElSheikh | Niklas Grunewald vs. Gabriele Bosio |
| 09/04/2023 | M25 Sharm ElSheikh | Niklas Grunewald vs. Raul Mireles Jimenez |
| 02/04/2023 | M15 Sharm ElSheikh | Saveliy Ivanov vs. Niklas Grunewald |
| 27/03/2023 | M15 Sharm ElSheikh | Lars Goran Verwerft vs. Niklas Grunewald |
| 26/03/2023 | M15 Sharm ElSheikh | Niklas Grunewald vs. George Gregoriou |
| 10/10/2022 | M15 Sharm ElSheikh | Adrian Mateo Bejenaru vs. Niklas Grunewald |
| 09/10/2022 | M15 Sharm ElSheikh | Niklas Grunewald vs. Borys Zgola |
| 03/10/2022 | M15 Sharm ElSheikh | Yunseok Jang vs. Niklas Grunewald |
| 03/10/2022 | M15 Sharm ElSheikh | Niklas Grunewald vs. Adam Levi |
| 26/09/2022 | M15 Sharm ElSheikh | Akram El Sallaly vs. Niklas Grunewald |
| 25/09/2022 | M15 Sharm ElSheikh | Niklas Grunewald vs. Patrick Toman |