39 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Koellner, Christof | Hinrichs, Paul | 0-1 | D04 | Round 5: Koellner, Christof - Hinrichs, Paul | 2024-06-01 |
| Koellner, Christof | Chassard, Cedric | 1/2-1/2 | A46 | Round 3: Koellner, Christof - Chassard, Cedric | 2024-05-31 |
| Koellner, Christof | Eric, Jovana | 0-1 | A46 | SK Schwäbisch Hall - SF Deizisau 2 | 2024-03-24 |
| Christof Koellner | Hanna Gressmann | 1/2-1/2 | D00 | Round 8: Christof Koellner - Hanna Gressmann | 2023-03-11 |
| Christof Koellner | Alexis Buchinger | 1-0 | A45 | Round 6: Christof Koellner - Alexis Buchinger | 2023-03-09 |
| Christof Koellner | Arthur De Winter | 1/2-1/2 | A48 | Round 4: Christof Koellner - Arthur De Winter | 2023-03-07 |
| Christof Koellner | Anton Reinl | 1-0 | A43 | Round 1: Christof Koellner - Anton Reinl | 2023-03-05 |
| Christof Koellner | Radoslav Dimitrov | 0-1 | D04 | Round 1: Christof Koellner - Radoslav Dimitrov | 2022-03-16 |
| Koellner, Christof | Koellner, Aaron Noah | 0-1 | A47 | chessemy open 2022 | 2022-02-04 |
| Koellner, Christof | Schulze, Lara | 0-1 | A46 | chessemy open 2022 | 2022-02-02 |
| Koellner, Christof | Skytte, Rasmus | 0-1 | A45 | chessemy open 2022 | 2022-01-31 |
| Koellner, Christof | Zoellner, Bente | 1-0 | A45 | chessemy open 2022 | 2022-01-29 |
| Koellner, Christof | Laux, Dominik | 1/2-1/2 | A40 | 1st Int. Swiss Masters Baden-Baden | 2021-09-14 |
| Koellner, Christof | Papadiamandis, Elliot | 0-1 | A48 | 1st Int. Swiss Masters Baden-Baden | 2021-09-12 |
| Koellner, Christof | Hagner, Bennet | 1/2-1/2 | D10 | 1st Int. Swiss Masters Baden-Baden | 2021-09-11 |
| Koellner, Christof | Hommer, Jeremy | 1-0 | D05 | 1st Int. Swiss Masters Baden-Baden | 2021-09-10 |
| Koellner, Christof | Koellner, Ruben Gideon | 0-1 | C54 | 1st Int. Swiss Masters Baden-Baden | 2021-09-09 |