| Apr 4, 2026 | Grabowski | 1–0 | Suranyi | A-Turnier Rheinland-Einzelmeisterschaften 2026 | London System | |
| Apr 3, 2026 | Fink | 0–1 | Grabowski | A-Turnier Rheinland-Einzelmeisterschaften 2026 | Ruy Lopez: Closed, Yates Variation | |
| Apr 2, 2026 | Berres | 1–0 | Grabowski | A-Turnier Rheinland-Einzelmeisterschaften 2026 | Four Knights Game: Spanish Variation, Nimzowitsch Variation | |
| Mar 29, 2026 | Grabowski | 1–0 | Ley | A-Turnier Rheinland-Einzelmeisterschaften 2026 | King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | |
| Mar 29, 2026 | Schoen | 0–1 | Grabowski | A-Turnier Rheinland-Einzelmeisterschaften 2026 | Ruy Lopez: Closed, Flohr System | |
| Mar 28, 2026 | Buerger | 0–1 | Grabowski | A-Turnier Rheinland-Einzelmeisterschaften 2026 | Italian Game: Classical Variation, La Bourdonnais Variation | |
| Jun 22, 2025 | Grabowski | ½–½ | Berresheim | Round 7: Grabowski, Pawel - Berresheim, Helmut | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Jun 21, 2025 | Roshka | 1–0 | Grabowski | Round 6: Roshka, Yevgeniy - Grabowski, Pawel | Queen's Indian Defense: Yates Variation | |
| Jun 21, 2025 | Grabowski | ½–½ | Syrov | Round 5: Grabowski, Pawel - Syrov, Arkadi | Queen's Pawn Game: Colle System | |
| Jun 20, 2025 | Plaumann | 0–1 | Grabowski | Round 4: Plaumann, Arvin - Grabowski, Pawel | Queen's Indian Defense: Fianchetto Variation, Traditional Line | |
| Jun 20, 2025 | Grabowski | 1–0 | Giese | Round 3: Grabowski, Pawel - Giese, Tilman | King's Indian Defense: Orthodox Variation | |
| Jun 19, 2025 | Roemer | 0–1 | Grabowski | Round 2: Roemer, Norbert - Grabowski, Pawel | English Opening: Anglo-Indian Defense | |
| Jun 19, 2025 | Grabowski | 1–0 | Graf | Round 1: Grabowski, Pawel - Graf, Ann-Jennifer | Queen's Pawn Game: London System | |
| Jun 2, 2024 | Grabowski | ½–½ | Boos | Round 7: Grabowski, Pawel - Boos, Patrick | King's Indian Defense: Exchange Variation | |
| Jun 1, 2024 | Send | ½–½ | Grabowski | Round 6: Send, Sebastian - Grabowski, Pawel | Zukertort Opening: Quiet System | |
| Jun 1, 2024 | Grabowski | ½–½ | Cornelisse | Round 5: Grabowski, Pawel - Cornelisse, John | Queen's Pawn Game: Colle System | |
| May 31, 2024 | Perske | ½–½ | Grabowski | Round 4: Perske, Paul - Grabowski, Pawel | King's Indian Defense: Normal Variation, Rare Defenses | |
| May 31, 2024 | Grabowski | 1–0 | Thier | Round 3: Grabowski, Pawel - Thier, Simon | Marienbad System | |
| May 30, 2024 | Hauer | 0–1 | Grabowski | Round 2: Hauer, Andreas - Grabowski, Pawel | Three Knights Opening: Steinitz Defense | |
| May 30, 2024 | Grabowski | 1–0 | Probstfeld | 14. Rheinland-Pfalz-Open | King's Indian Defense: Orthodox Variation | |
| Jul 19, 2022 | Klaska | * | Grabowski | open | ? | |
