| Mar 28, 2026 | Jonnek | 0–1 | Queissert | Runde 2: Jonnek, Thomas - Queissert, Marten | Benoni Defense: Old Benoni | |
| Nov 1, 2025 | Jonnek | ½–½ | Kutlar | Runde 7: Jonnek, Thomas - Kutlar, Aras | Indian Defense: Przepiorka Variation | |
| Nov 1, 2025 | Tietjen | ½–½ | Jonnek | Runde 6: Tietjen, Joshua - Jonnek, Thomas | Caro-Kann Defense: Exchange Variation | |
| Nov 1, 2025 | Jonnek | 0–1 | Kopylov | Runde 5: Jonnek, Thomas - Kopylov, Daniel | Indian Defense: Przepiorka Variation | |
| Oct 31, 2025 | Goldenstein | 0–1 | Jonnek | Runde 4: Goldenstein, Arnd - Jonnek, Thomas | Rat Defense: English Rat | |
| Oct 31, 2025 | Jonnek | 0–1 | Ritscher | Runde 3: Jonnek, Thomas - Ritscher, Jan-Paul, Dr. | Queen's Pawn Game | |
| Oct 30, 2025 | Fize | 0–1 | Jonnek | Runde 2: Fize, Aleksandrs - Jonnek, Thomas | Queen's Pawn Game | |
| Oct 30, 2025 | Jonnek | ½–½ | Demiroers | Runde 1: Jonnek, Thomas - Demiroers, Emre | Indian Defense: Spielmann-Indian | |
| Nov 3, 2024 | Kaeding | ½–½ | Jonnek | Round 7: Kaeding, Rainer - Jonnek, Thomas | Modern Defense: Two Knights Variation | |
| Nov 2, 2024 | Jonnek | ½–½ | Braun | Round 6: Jonnek, Thomas - Braun, Julian | Queen's Pawn Game: London System | |
| Nov 2, 2024 | Wagner | 1–0 | Jonnek | Round 5: Wagner, Jan - Jonnek, Thomas | King's Indian Attack | |
| Nov 1, 2024 | Jonnek | ½–½ | Helms | Round 4: Jonnek, Thomas - Helms, Finn | Indian Defense: Tartakower Attack | |
| Nov 1, 2024 | Kutz | 0–1 | Jonnek | Round 3: Kutz, Ida Klara - Jonnek, Thomas | Wade Defense | |
| Oct 31, 2024 | Jonnek | 1–0 | Schreiber | Round 2: Jonnek, Thomas - Schreiber, Ralf | Queen's Pawn Game | |
| Oct 31, 2024 | Van Osch | 1–0 | Jonnek | Round 1: Van Osch, Mees - Jonnek, Thomas | Caro-Kann Defense: Two Knights Attack | |
