| Jul 18, 2026 | Stuer | ½–½ | Bekker | Round 2: Stuer, Marc - Bekker, Stefan | Indian Defense: Knights Variation | |
| Sep 27, 2025 | Stuer | 0–1 | Sturua | European individual senior chess championship 2025 - Open 65+, Rabac, Croatia | Queen's Pawn Game: Modern Defense | |
| Jul 20, 2025 | Stuer | 0–1 | Arman | Round 4: Stuer, Marc - Arman, Deniz | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Apr 13, 2025 | Lange | 0–1 | Stuer | ESTCC65 | English Opening: Anglo-Dutch Defense | |
| Apr 12, 2025 | Stuer | 1–0 | Czajkowski | ESTCC65 | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Apr 10, 2025 | Vinke | ½–½ | Stuer | ESTCC65 | Dutch Defense: Queen's Knight Variation | |
| Apr 9, 2025 | Stuer | 1–0 | Miltner | ESTCC65 | Indian Defense: Wade-Tartakower Defense | |
| Apr 8, 2025 | Jahnel | 1–0 | Stuer | ESTCC65 | Dutch Defense | |
| Apr 7, 2025 | Stuer | ½–½ | Higgie | ESTCC65 | Indian Defense: Przepiorka Variation | |
| Apr 6, 2025 | Novak | 0–1 | Stuer | ESTCC65 | Sicilian Defense: Closed, Anti-Sveshnikov Variation, with Nf6 | |
| Apr 5, 2025 | Stuer | ½–½ | Large | ESTCC65 | Indian Defense: Knights Variation | |
| Jul 24, 2024 | Stuer | 0–1 | Vandenhole | Round 9: Stuer, Marc - Vandenhole, Kobe | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jul 22, 2024 | Stuer | 0–1 | Verkooyen | Round 7: Stuer, Marc - Verkooyen, Frank | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jul 21, 2024 | Stuer | 0–1 | Maerevoet | Round 3: Stuer, Marc - Maerevoet, Sim | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 13, 2024 | Gal | ½–½ | Stuer | European Senior Team Chess Championship 2024 - Section 65 + | Dutch Defense | |
| May 12, 2024 | Stuer | ½–½ | Dory | European Senior Team Chess Championship 2024 - Section 65 + | Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line | |
| May 11, 2024 | Lanc | 1–0 | Stuer | European Senior Team Chess Championship 2024 - Section 65 + | Sicilian Defense: Closed, Traditional | |
| May 10, 2024 | Bujupi | 0–1 | Stuer | European Senior Team Chess Championship 2024 - Section 65 + | Sicilian Defense: Grand Prix Attack, Schofman Variation | |
| May 9, 2024 | Stuer | ½–½ | Bukvic | European Senior Team Chess Championship 2024 - Section 65 + | Dutch Defense | |
| May 8, 2024 | Stuer | 1–0 | Novak | European Senior Team Chess Championship 2024 - Section 65 + | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 7, 2024 | Hentunen | ½–½ | Stuer | European Senior Team Chess Championship 2024 - Section 65 + | English Opening: Anglo-Dutch Defense | |
| Apr 12, 2024 | Stuer | ½–½ | Motwani | Round 7: Stuer, Marc - Motwani, Paul | Indian Defense: Wade-Tartakower Defense | |
| Apr 11, 2024 | Stuer | 1–0 | De Spiegelaere | Round 6: Stuer, Marc - De Spiegelaere, Chris | Wade Defense | |
| Apr 10, 2024 | Tonoli | ½–½ | Stuer | Round 5: Tonoli, Walter - Stuer, Marc | English Opening: Anglo-Dutch Variation, Ferenc Gambit | |
| Apr 10, 2024 | Stuer | ½–½ | Goormachtigh | Round 4: Stuer, Marc - Goormachtigh, Johan | Neo-Grünfeld Defense: Classical Variation, Modern Defense | |
| Apr 9, 2024 | Roofthoofd | ½–½ | Stuer | Round 3: Roofthoofd, Marcel - Stuer, Marc | Sicilian Defense: Najdorf Variation | |
| Apr 8, 2024 | Stuer | 1–0 | De Winne | Round 2: Stuer, Marc - De Winne, Oswald | King's Indian Defense: Fianchetto Variation, Yugoslav System | |
| Apr 7, 2024 | Snoeck | 0–1 | Stuer | Round 1: Snoeck, Gino - Stuer, Marc | Sicilian Defense: Closed, Traditional | |
| Nov 15, 2024 | Stuer | 1–0 | Thuesen | Round 9: Stuer, Marc - Thuesen, Mogens | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| Nov 13, 2024 | Stuer | ½–½ | Camison Zornoza | Round 7: Stuer, Marc - Camison Zornoza, Cesar | Indian Defense: Przepiorka Variation | |
| Nov 12, 2024 | Cafolla | ½–½ | Stuer | Round 6: Cafolla, Peter - Stuer, Marc | Sicilian Defense: Closed | |