63 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Wartenberg, Alexander | Meitzner, Jonathan Franz | 1-0 | B48 | DVM U14 2025 | 2025-12-30 |
| Wartenberg, Alexander | Thombre, Vihaan | 1-0 | C45 | DVM U14 2025 | 2025-12-29 |
| Wartenberg, Alexander | Ramming, Moritz | 0-1 | B45 | DVM U14 2025 | 2025-12-28 |
| Wartenberg, Alexander | Drechsler, Luca | 1-0 | B83 | DVM U14 2025 | 2025-12-27 |
| Wartenberg, Alexander | Mueller, Wolfgang | 1/2-1/2 | C01 | Runde 5: Wartenberg, Alexander - Mueller, Wolfgang | 2025-11-01 |
| Wartenberg, Alexander | Jakob, Matthias | 1/2-1/2 | B00 | Runde 6: Wartenberg, Alexander - Jakob, Matthias | 2025-11-01 |
| Wartenberg, Alexander | Krumm, Johannes | 1/2-1/2 | B03 | Runde 3: Wartenberg, Alexander - Krumm, Johannes | 2025-10-31 |
| Wartenberg, Alexander | Schmidt, Reiner | 0-1 | C18 | Runde 1: Wartenberg, Alexander - Schmidt, Reiner | 2025-10-30 |
| Wartenberg, Alexander | Schulz, Robin | 1/2-1/2 | B10 | DEM U14 2025 | 2025-06-14 |
| Wartenberg, Alexander | Svanidze, Alexander | 1/2-1/2 | C45 | DEM U14 2025 | 2025-06-12 |
| Wartenberg, Alexander | Savchuk, Alexander | 0-1 | B52 | DEM U14 2025 | 2025-06-11 |
| Wartenberg, Alexander | Meitzner, Johan Eduard | 1-0 | B47 | DEM U14 2025 | 2025-06-10 |
| Wartenberg, Alexander | Krueger, Moritz | 0-1 | C14 | DEM U14 2025 | 2025-06-08 |
| Wartenberg, Alexander | Sereda, Yaroslava | 0-1 | B32 | Deutsche Ländermeisterschaft 2024 | 2024-10-05 |
| Wartenberg, Alexander | Bauer, Laura Sophie | 1/2-1/2 | B36 | Deutsche Ländermeisterschaft 2024 | 2024-10-05 |
| Wartenberg, Alexander | Li, Yunqi | 1-0 | C12 | Deutsche Ländermeisterschaft 2024 | 2024-10-04 |
| Wartenberg, Alexander | Braeutigam, Katerina | 0-1 | B10 | Deutsche Ländermeisterschaft 2024 | 2024-10-03 |
| Wartenberg, Alexander | Schoen, Florian | 1/2-1/2 | C45 | 3. Itzehoer Schach Open | 2024-05-11 |
| Wartenberg, Alexander | Dmitriy Pavlov | 1-0 | C19 | 3. Itzehoer Schach Open | 2024-05-10 |
| Wartenberg, Alexander | Kawena, Jason | 1-0 | B32 | 3. Itzehoer Schach Open | 2024-05-09 |
| Alexander Wartenberg | Julian Esser | 1/2-1/2 | C19 | Round 9: Alexander Wartenberg - Julian Esser | 2023-08-06 |
| Alexander Wartenberg | Thomas Frisch | 0-1 | B11 | Round 6: Alexander Wartenberg - Thomas Frisch | 2023-08-05 |
| Alexander Wartenberg | Harald Stiller | 1/2-1/2 | B51 | Round 4: Alexander Wartenberg - Harald Stiller | 2023-08-04 |
| Wartenberg, Alexander | Ruddat, Jarne | 1-0 | B38 | DVM U12 2021 | 2022-03-27 |
| Wartenberg, Alexander | Xue, Luka | 0-1 | C11 | DVM U12 2021 | 2022-03-27 |
| Wartenberg, Alexander | Könnecke, Maximilian | 1-0 | C44 | DVM U12 2021 | 2022-03-26 |
| Wartenberg, Alexander | Marinin, Georgii | 1/2-1/2 | B13 | DVM U12 2021 | 2022-03-26 |
| Wartenberg, Alexander | Herrmann, Arthur | 0-1 | B52 | DEM U10 2021 | 2021-08-28 |
| Wartenberg, Alexander | Merenda, Lukas-Benedikt | 1/2-1/2 | C45 | DEM U10 2021 | 2021-08-26 |
| Wartenberg, Alexander | Shen, Tingrui | 1/2-1/2 | B39 | DEM U10 2021 | 2021-08-25 |
| Wartenberg, Alexander | Rodriguez Klasen, Ennio | 1-0 | B06 | DEM U10 2021 | 2021-08-24 |
| Wartenberg, Alexander | Fritzsche, David | 1-0 | C44 | DEM U10 2021 | 2021-08-23 |
| Alexander Wartenberg | Lucas Helfer | 1-0 | C44 | U10 - Runde 3: Alexander Wartenberg - Lucas Helfer | 2021-08-07 |