| Apr 4, 2026 | Konstantinowskij | ½–½ | Bruziks | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Benoni Defense: Classical Variation | |
| Apr 3, 2026 | Mallmann | ½–½ | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2026 | King's Indian Attack: Symmetrical Defense | |
| Apr 2, 2026 | Konstantinowskij | ½–½ | Haffner | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Slav Defense: Quiet Variation, Pin Defense | |
| Mar 29, 2026 | Weirauch | * | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2026 | King's Indian Defense: Orthodox Variation | |
| Mar 29, 2026 | Weirauch | ½–½ | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Grünfeld Defense: Exchange Variation, Nadanian Attack | |
| Mar 28, 2026 | Wilk | ½–½ | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Trompowsky Attack | |
| Mar 28, 2026 | Wilk | * | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Trompowsky Attack | |
| Mar 28, 2026 | Konstantinowskij | 1–0 | Schwab | B-Turnier Rheinland-Einzelmeisterschaften 2026 | Grünfeld Defense: Three Knights Variation | |
| Jun 22, 2025 | Konstantinowskij | 1–0 | Doll | Round 7: Konstantinowskij, Dimitrij - Doll, Aron | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jun 21, 2025 | Konstantinowskij | 0–1 | Ohler | Round 5: Konstantinowskij, Dimitrij - Ohler, Julius | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jun 20, 2025 | Konstantinowskij | ½–½ | Jurkic | Round 4: Konstantinowskij, Dimitrij - Jurkic, Bosiljko | Bogo-Indian Defense: Retreat Variation | |
| Apr 19, 2025 | Konstantinowskij | ½–½ | Buerger | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Indian Defense: Knights Variation | |
| Apr 18, 2025 | Schwab | 0–1 | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Apr 17, 2025 | Konstantinowskij | ½–½ | Mallmann | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Queen's Indian Defense: Fianchetto Variation, Sämisch Variation | |
| Apr 13, 2025 | Haffner | 1–0 | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Scandinavian Defense: Mieses-Kotroc Variation | |
| Apr 13, 2025 | Schoenberger | 0–1 | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Queen's Gambit Declined: Exchange Variation | |
| Apr 12, 2025 | Konstantinowskij | 1–0 | Hesch | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Apr 12, 2025 | Kober | 0–1 | Konstantinowskij | B-Turnier Rheinland-Einzelmeisterschaften 2025 | Benoni Defense: Benoni-Indian Defense, Kingside Move Order | |
| Jun 1, 2024 | Cheng | * | Konstantinowskij | Round 5: Cheng, Noah - Konstantinowskij, Dimitrij | ? | |
| May 31, 2024 | Konstantinowskij | * | Alt | Round 4: Konstantinowskij, Dimitrij - Alt, Johannes | ? | |
| May 31, 2024 | Eckert | * | Konstantinowskij | Round 3: Eckert, Michael - Konstantinowskij, Dimitrij | ? | |
| May 30, 2024 | Konstantinowskij | 0–1 | Muranyi | Round 2: Konstantinowskij, Dimitrij - Muranyi, Karl-Jasmin | Yusupov-Rubinstein System | |
