| Apr 3, 2026 | Ebel | 1–0 | Placke | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Caro-Kann Defense: Tartakower Variation | |
| Apr 2, 2026 | Placke | 0–1 | Haustein | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 1, 2026 | Rauschel | 0–1 | Placke | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Caro-Kann Defense: Exchange Variation | |
| Apr 1, 2026 | Placke | ½–½ | Rehn | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Semi-Slav Defense | |
| Mar 31, 2026 | Kulgemeyer | 0–1 | Placke | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Rapport-Jobava System | |
| Mar 30, 2026 | Placke | 0–1 | Steven | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Queen's Gambit Declined: Exchange Variation | |
| Mar 30, 2026 | Rumiantsev | 0–1 | Placke | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Mar 29, 2026 | Placke | 0–1 | Klages | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | King's Indian Defense: Exchange Variation | |
| Mar 28, 2026 | Schmidt | 1–0 | Placke | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | King's Indian Attack: Symmetrical Defense | |
| Apr 18, 2025 | Levytskyi | 1–0 | Placke | Runde 9: Levytskyi, Oleksandr - Placke, Frederick | Caro-Kann Defense: Forgacs Variation | |
| Apr 17, 2025 | Placke | 1–0 | Lueders Vega | Runde 8: Placke, Frederick - Lueders Vega, Iago Ernst | Indian Defense: Przepiorka Variation | |
| Apr 16, 2025 | Vygodner | 0–1 | Placke | Runde 7: Vygodner, Mark - Placke, Frederick | Benoni Defense: Old Benoni | |
| Apr 16, 2025 | Placke | ½–½ | Alex Nilkamhaeng | Runde 6: Placke, Frederick - Alex Nilkamhaeng | Queen's Pawn Game: Zukertort Variation | |
| Apr 15, 2025 | Buergener | 1–0 | Placke | Runde 5: Buergener, Richard - Placke, Frederick | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Apr 14, 2025 | Placke | 1–0 | Kulgemeyer | Runde 4: Placke, Frederick - Kulgemeyer, Justus | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Apr 13, 2025 | Matthes Britz | 0–1 | Placke | Runde 3: Matthes Britz - Placke, Frederick | Tarrasch Defense: Symmetrical Variation | |
| Apr 13, 2025 | Placke | 0–1 | Czubek | Runde 2: Placke, Frederick - Czubek, Luca Sebastian | Indian Defense: Przepiorka Variation | |
| Apr 12, 2025 | Remizov | 1–0 | Placke | Runde 1: Remizov, Kyryl - Placke, Frederick | Nimzo-Larsen Attack: Classical Variation | |
| Jun 9, 2024 | Placke | 1–0 | Meinecke | Round 5: Placke, Frederick - Meinecke, Fabian | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jun 9, 2024 | Placke | 0–1 | Shalovylo | Round 4: Placke, Frederick - Shalovylo, Matwij | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Jun 8, 2024 | Harder | 1–0 | Placke | Round 3: Harder, Kai Norbert - Placke, Frederick | King's Indian Attack | |
| Jun 7, 2024 | Aden | 1–0 | Placke | Round 1: Aden, Keno - Placke, Frederick | Queen's Pawn Game: Zukertort Variation | |
