| Jul 20, 2026 | Weller | 0–1 | Dhooge | Round 5: Weller, Manuel - Dhooge, Servaas | Sicilian Defense: French Variation | |
| Jul 18, 2026 | Lenders | ½–½ | Weller | Round 2: Lenders, Ivan - Weller, Manuel | Indian Defense: Knights Variation | |
| Jul 18, 2026 | Weller | 1–0 | Kloepper | Round 1: Weller, Manuel - Kloepper, Karl | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Apr 19, 2025 | Weller | ½–½ | Ollenberger | Runde 9: Weller, Manuel - Ollenberger, Roland | English Opening: King's English Variation | |
| Apr 18, 2025 | Weller | 0–1 | Junker | Runde 7: Weller, Manuel - Junker, Reiner | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Apr 18, 2025 | Bold | ½–½ | Weller | Runde 8: Bold, Andre - Weller, Manuel | Benoni Defense | |
| Apr 17, 2025 | Weller | 1–0 | Oleg Yakovenko | Runde 5: Weller, Manuel - Oleg Yakovenko | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Apr 17, 2025 | Syrov | ½–½ | Weller | Runde 6: Syrov, Arkadi - Weller, Manuel | Caro-Kann Defense: Advance Variation, Short Variation | |
| Apr 13, 2025 | Weller | 1–0 | Roelle | Runde 3: Weller, Manuel - Roelle, Philipp | Zukertort Opening: Pirc Invitation | |
| Apr 13, 2025 | Diehl | ½–½ | Weller | Runde 4: Diehl, Holger - Weller, Manuel | Yusupov-Rubinstein System | |
| Apr 12, 2025 | Ahad Hüseynov | ½–½ | Weller | Runde 2: Ahad Hüseynov - Weller, Manuel | King's Indian Attack: Sicilian Variation | |
| Apr 11, 2025 | Commercon | ½–½ | Weller | Runde 1: Commercon, Simon - Weller, Manuel | Caro-Kann Defense: Breyer Variation, Stein Attack | |
| Mar 30, 2024 | Ollenberger | 0–1 | Weller | Runde 9: Ollenberger, Roland - Weller, Manuel | Sicilian Defense: French Variation, Westerinen Attack | |
| Mar 29, 2024 | Weller | 1–0 | Wacker | Runde 8: Weller, Manuel - Wacker, Felix | English Opening: Symmetrical Variation | |
| Mar 29, 2024 | Commercon | 1–0 | Weller | Runde 7: Commercon, Simon - Weller, Manuel | Queen's Gambit Declined: Chigorin Defense, Main Line | |
| Mar 28, 2024 | Weller | ½–½ | Bold | Runde 6: Weller, Manuel - Bold, Andre | Réti Opening | |
| Mar 28, 2024 | Junker | 0–1 | Weller | Runde 5: Junker, Reiner - Weller, Manuel | Hungarian Opening | |
| Mar 24, 2024 | Weller | 0–1 | Karsay | Runde 4: Weller, Manuel - Karsay, Pascal | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Mar 24, 2024 | Weller | ½–½ | Roelle | Runde 3: Weller, Manuel - Roelle, Philipp | English Opening: King's English Variation, Bellon Gambit | |
| Mar 23, 2024 | Yakovenko | ½–½ | Weller | Runde 2: Yakovenko, Oleg - Weller, Manuel | Sicilian Defense: Hyperaccelerated Dragon | |
| Mar 22, 2024 | Weller | ½–½ | Syrov | Runde 1: Weller, Manuel - Syrov, Arkadi | King's Indian Attack: Double Fianchetto | |
| May 28, 2023 | Weller | * | Pham | Limburg Open | ? | |
| May 28, 2023 | Decoster | * | Weller | Limburg Open | ? | |
| May 27, 2023 | Fedorchuk | 1–0 | Weller | Limburg Open | Sicilian Defense: Najdorf Variation, Adams Attack | |
| — | Leenhouts | 1–0 | Weller | HZ University of Applied Sciences Chess Tournament | Nimzo-Indian Defense: Sämisch Variation, Keres Variation | |
| — | Le Clercq | 0–1 | Weller | HZ University of Applied Sciences Chess Tournament | Benoni Defense | |
| — | Beukema | 1–0 | Weller | HZ University of Applied Sciences Chess Tournament | English Opening: King's English Variation | |