| Jun 10, 2026 | Deubelbeiss | 1–0 | Bordoni | Round 9: Deubelbeiss, Rene - Bordoni, Marco | English Opening: King's English Variation | |
| Jun 9, 2026 | Ubezio | 1–0 | Deubelbeiss | Round 8: Ubezio, Marco - Deubelbeiss, Rene | Indian Defense: Pseudo-Benko | |
| Jun 8, 2026 | Deubelbeiss | ½–½ | Jaderberg | Round 7: Deubelbeiss, Rene - Jaderberg, Bjorn | English Opening: Anglo-Dutch Defense | |
| Jun 7, 2026 | Pastor Alonso De Prado | 0–1 | Deubelbeiss | Round 6: Pastor Alonso De Prado, Alberto - Deubelbeiss, Rene | Indian Defense: Spielmann-Indian | |
| Jun 6, 2026 | Deubelbeiss | 1–0 | Benazzo | Round 5: Deubelbeiss, Rene - Benazzo, Angelo | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 5, 2026 | Panada | ½–½ | Deubelbeiss | Round 4: Panada, Valter - Deubelbeiss, Rene | Pirc Defense: Austrian Attack | |
| Jun 4, 2026 | Deubelbeiss | 0–1 | Chapman | Round 3: Deubelbeiss, Rene - Chapman, Terry P D | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 3, 2026 | Del Nevo | 0–1 | Deubelbeiss | Round 2: Del Nevo, Claudio - Deubelbeiss, Rene | Indian Defense: Spielmann-Indian | |
| Jun 2, 2026 | Deubelbeiss | 0–1 | Knaak | Round 1: Deubelbeiss, Rene - Knaak, Rainer | English Opening: King's English Variation | |
| Nov 1, 2025 | Deubelbeiss | ½–½ | Briffaut | Round 11: Deubelbeiss, Rene - Briffaut, Philippe | English Opening: Anglo-Indian Defense | |
| Oct 31, 2025 | Edoecs | 1–0 | Deubelbeiss | Round 10: Edoecs, Joseph - Deubelbeiss, Rene | Pirc Defense | |
| Oct 30, 2025 | Deubelbeiss | ½–½ | Montero Martinez | Round 9: Deubelbeiss, Rene - Montero Martinez, Cristhian | English Opening: King's English Variation | |
| Oct 29, 2025 | Vinke | ½–½ | Deubelbeiss | Round 8: Vinke, Dietmar - Deubelbeiss, Rene | Indian Defense: Spielmann-Indian | |
| Oct 28, 2025 | Deubelbeiss | ½–½ | Heid | Round 7: Deubelbeiss, Rene - Heid, Michael | English Opening: Agincourt Defense | |
| Oct 26, 2025 | Deubelbeiss | ½–½ | Campanile | Round 6: Deubelbeiss, Rene - Campanile, Antonio | English Opening: Anglo-Dutch Defense | |
| Oct 25, 2025 | Chan | 1–0 | Deubelbeiss | Round 5: Chan, Peng Kong - Deubelbeiss, Rene | Benko Gambit Accepted: Pawn Return Variation | |
| Oct 24, 2025 | Deubelbeiss | 1–0 | Gruzmann | Round 4: Deubelbeiss, Rene - Gruzmann, Boris | English Opening: King's English Variation, Taimanov Variation | |
| Oct 23, 2025 | Gal | ½–½ | Deubelbeiss | Round 3: Gal, Moshe - Deubelbeiss, Rene | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| Oct 21, 2025 | Large | 1–0 | Deubelbeiss | Round 1: Large, Peter G - Deubelbeiss, Rene | Pirc Defense: Austrian Attack, Weiss Variation | |
| May 12, 2024 | Deubelbeiss | 0–1 | Lee | European Senior Team Chess Championship 2024 - Section 65 + | English Opening: Anglo-Lithuanian Variation | |
| May 9, 2024 | Deubelbeiss | 0–1 | Dory | European Senior Team Chess Championship 2024 - Section 65 + | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
