| Dec 30, 2025 | Slowik | 1–0 | Ruddat | DVM U12w 2025 | Italian Game: Classical Variation, Center Attack | |
| Dec 29, 2025 | Ruddat | 1–0 | Oezdemir | DVM U12w 2025 | Petrov's Defense: Nimzowitsch Attack | |
| Dec 29, 2025 | Severin | 0–1 | Ruddat | DVM U12w 2025 | Queen's Pawn Game: Symmetrical Variation | |
| Dec 28, 2025 | Ruddat | ½–½ | Biglari | DVM U12w 2025 | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Dec 28, 2025 | Kuehn | 0–1 | Ruddat | DVM U12w 2025 | Caro-Kann Defense: Apocalypse Attack | |
| Dec 27, 2025 | Ruddat | 0–1 | Xu | DVM U12w 2025 | French Defense: Exchange Variation | |
| Dec 27, 2025 | Brandt | 0–1 | Ruddat | DVM U12w 2025 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation | |
| Jun 14, 2025 | Andreeva | 1–0 | Ruddat | DEM U10w 2025 | Pirc Defense | |
| Jun 13, 2025 | Ruddat | ½–½ | Sniegowski | DEM U10w 2025 | Queen's Pawn Game: London System | |
| Jun 12, 2025 | Schmidt | 0–1 | Ruddat | DEM U10w 2025 | English Opening: Caro-Kann Defensive System | |
| Jun 11, 2025 | Ruddat | ½–½ | Staudt | DEM U10w 2025 | Sicilian Defense: Kan Variation, Modern Variation | |
| Jun 11, 2025 | Kotliarova | 1–0 | Ruddat | DEM U10w 2025 | Scandinavian Defense: Modern Variation | |
| Jun 10, 2025 | Ruddat | 0–1 | Sigacheva | DEM U10w 2025 | Caro-Kann Defense: Advance Variation, Bayonet Attack | |
| Jun 9, 2025 | Rose | 0–1 | Ruddat | DEM U10w 2025 | Italian Game: Giuoco Pianissimo, Normal | |
| Jun 8, 2025 | Ruddat | 1–0 | Kasperczyk | DEM U10w 2025 | Caro-Kann Defense: Exchange Variation | |
| Jun 8, 2025 | Classen | ½–½ | Ruddat | DEM U10w 2025 | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Dec 30, 2024 | Ruddat | 1–0 | Xu | DVM U12w 2024 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Dec 29, 2024 | Ruddat | 1–0 | Ramien | DVM U12w 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Dec 29, 2024 | Khachaturyan | 0–1 | Ruddat | DVM U12w 2024 | Four Knights Game: Spanish Variation, Double Spanish | |
| Dec 28, 2024 | Ruddat | 0–1 | Sobczak | DVM U12w 2024 | Sicilian Defense: Dragon Variation, Modern Bc4 Variation | |
| Dec 28, 2024 | Du | 0–1 | Ruddat | DVM U12w 2024 | Italian Game: Giuoco Pianissimo, Normal | |
| Dec 27, 2024 | Ruddat | 0–1 | Ising | DVM U12w 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Dec 27, 2024 | Reuber | ½–½ | Ruddat | DVM U12w 2024 | Slav Defense: Modern Line | |
| May 25, 2024 | Ruddat | ½–½ | Bashirova | DEM U10w 2024 | Queen's Pawn Game: Accelerated London System | |
| May 24, 2024 | Ruddat | 1–0 | Subocz | DEM U10w 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 24, 2024 | Elsayed Esam | 1–0 | Ruddat | DEM U10w 2024 | Queen's Pawn Game | |
| May 23, 2024 | Hleizer | 1–0 | Ruddat | DEM U10w 2024 | Four Knights Game: Scotch Variation Accepted | |
| May 22, 2024 | Ruddat | 1–0 | Rabus | DEM U10w 2024 | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| May 22, 2024 | Vignesh | 0–1 | Ruddat | DEM U10w 2024 | Queen's Gambit Declined: Charousek Variation | |
| May 21, 2024 | Ruddat | ½–½ | Vasilieva | DEM U10w 2024 | Scandinavian Defense: Main Line | |
| May 20, 2024 | Ruddat | 1–0 | Mudriievskaya | DEM U10w 2024 | Petrov's Defense: Nimzowitsch Attack | |
| May 20, 2024 | He | 0–1 | Ruddat | DEM U10w 2024 | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| May 19, 2024 | Ruddat | 0–1 | Kandora | DEM U10w 2024 | Italian Game: Scotch Gambit | |
| May 19, 2024 | Tiuca | 1–0 | Ruddat | DEM U10w 2024 | Ruy Lopez: Marshall Attack, Main Line | |
| Aug 29, 2021 | Müller | 1–0 | Ruddat | DEM U10w 2021 | Center Game: Berger Variation | |
| Aug 28, 2021 | Ruddat | 1–0 | Wartenberg | DEM U10w 2021 | Vienna Game: Anderssen Defense | |
| Aug 28, 2021 | Leistritz | 1–0 | Ruddat | DEM U10w 2021 | Scotch Game: Scotch Gambit, Sarratt Variation | |
| Aug 27, 2021 | Ruddat | 0–1 | Borck | DEM U10w 2021 | Pirc Defense | |
| Aug 26, 2021 | Ruddat | ½–½ | Guliyeva | DEM U10w 2021 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Aug 26, 2021 | Wilke | 1–0 | Ruddat | DEM U10w 2021 | Four Knights Game: Gunsberg Variation | |
| Aug 25, 2021 | Glotz | 1–0 | Ruddat | DEM U10w 2021 | Italian Game: Two Knights Defense, Max Lange Attack | |
| Aug 24, 2021 | Ruddat | ½–½ | Frydel | DEM U10w 2021 | Petrov's Defense: Nimzowitsch Attack | |
| Aug 24, 2021 | Ruddat | ½–½ | Marrufo | DEM U10w 2021 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Aug 23, 2021 | Hefele | 1–0 | Ruddat | DEM U10w 2021 | Three Knights Opening | |
| Aug 23, 2021 | Tu | 1–0 | Ruddat | DEM U10w 2021 | Italian Game: Classical Variation, Giuoco Pianissimo | |