61 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Holtwessels, Jan | Bangert, Jonas | 1-0 | B13 | Round 6: Holtwessels, Jan - Bangert, Jonas | 2026-08-09 |
| Holtwessels, Jan | Muendoerfer, Sebastian | 1/2-1/2 | C41 | Round 4: Holtwessels, Jan - Muendoerfer, Sebastian | 2026-08-08 |
| Holtwessels, Jan | Draude, Theo | 1-0 | B52 | Round 2: Holtwessels, Jan - Draude, Theo | 2026-08-07 |
| Holtwessels, Jan | Kruppa, Nils | 1/2-1/2 | B10 | Round 5: Holtwessels, Jan - Kruppa, Nils | 2026-06-07 |
| Holtwessels, Jan | Koch, Yannick | 1-0 | B28 | Round 3: Holtwessels, Jan - Koch, Yannick | 2026-06-06 |
| Holtwessels, Jan | Pfeffer, Samuel | 1-0 | C23 | Round 1: Holtwessels, Jan - Pfeffer, Samuel | 2026-06-05 |
| Holtwessels, Jan | Mueller, Maximilian | 1/2-1/2 | D77 | DEM U16 2026 | 2026-05-30 |
| Holtwessels, Jan | Bangert, Jonas | 1-0 | B12 | DEM U16 2026 | 2026-05-27 |
| Holtwessels, Jan | Dodul, Arthur | 0-1 | C22 | DEM U16 2026 | 2026-05-25 |
| Holtwessels, Jan | Freimuth, Julius | 1/2-1/2 | A46 | DEM U16 2026 | 2026-05-24 |
| Holtwessels, Jan | Haverlandt, Jannes | 1-0 | B11 | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | 2026-04-02 |
| Holtwessels, Jan | Haustein, Henry | 1-0 | A08 | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | 2026-04-01 |
| Holtwessels, Jan | Schmidt, Mathis | 1-0 | B13 | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | 2026-03-29 |
| Holtwessels, Jan | Muendoerfer, Sebastian | 1/2-1/2 | B12 | Landesjugendeinzelmeisterschaft in Niedersachsen U16 | 2026-03-27 |
| Holtwessels, Jan | Tonndorf, Matthias | 0-1 | B31 | Runde 6: Holtwessels, Jan - Tonndorf, Matthias | 2026-01-04 |
| Holtwessels, Jan | Stelmaszyk, Nico | 0-1 | B07 | Runde 4: Holtwessels, Jan - Stelmaszyk, Nico | 2026-01-03 |
| Holtwessels, Jan | Reimer, Philip | 0-1 | B30 | Runde 2: Holtwessels, Jan - Reimer, Philip | 2026-01-02 |
| Holtwessels, Jan | Bogomolow, Sergej | 1/2-1/2 | C15 | Round 4: Holtwessels, Jan - Bogomolow, Sergej | 2025-05-25 |
| Holtwessels, Jan | Thieu, Nguyen Gia Bao | 1-0 | B36 | Round 2: Holtwessels, Jan - Thieu, Nguyen Gia Bao | 2025-05-24 |
| Holtwessels, Jan | Direk, Oguzhan | 1-0 | B48 | Runde 7: Holtwessels, Jan - Direk, Oguzhan | 2025-04-16 |
| Holtwessels, Jan | Rauschel, Maximilian | 1-0 | C22 | Runde 5: Holtwessels, Jan - Rauschel, Maximilian | 2025-04-15 |
| Holtwessels, Jan | Steven, Matthias | 1-0 | B31 | Runde 3: Holtwessels, Jan - Steven, Matthias | 2025-04-13 |
| Holtwessels, Jan | Fize, Aleksandrs | 1-0 | B40 | Round 1: Holtwessels, Jan - Fize, Aleksandrs | 2025-04-12 |
| Holtwessels, Jan | Schoene, Finn | 0-1 | B47 | Runde 8: Holtwessels, Jan - Schoene, Finn | 2025-04-11 |
| Holtwessels, Jan | Monnerjahn, Lukas | 1-0 | B22 | Round 7: Holtwessels, Jan - Monnerjahn, Lukas | 2025-01-05 |
| Holtwessels, Jan | Boehnke, Marc | 1-0 | B95 | Round 5: Holtwessels, Jan - Boehnke, Marc | 2025-01-04 |
| Holtwessels, Jan | Aden, Meino | 0-1 | C13 | Round 3: Holtwessels, Jan - Aden, Meino | 2025-01-03 |
| Holtwessels, Jan | Gottschalk, Siegfried | 0-1 | C15 | Round 1: Holtwessels, Jan - Gottschalk, Siegfried | 2025-01-02 |
| Holtwessels, Jan | Fischer, Joschua | 0-1 | B01 | Lower Saxony Championship | C | 2023-01-07 |
| Jan Holtwessels | Lev Nechitaylo | * | B22 | Round 3 | C: Jan Holtwessels - Lev Nechitaylo | 2023-01-06 |