| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Berger vs A Fritz |
 | ½-½ | 44 | 1883 | 3rd DSB Congress, Nuremberg | C65 Ruy Lopez, Berlin Defense |
| 2. J Berger vs F Riemann |
| ½-½ | 24 | 1885 | 4th DSB Congress, Hamburg | C65 Ruy Lopez, Berlin Defense |
| 3. J Berger vs Zukertort |
| 1-0 | 26 | 1887 | 5th DSB Congress, Frankfurt | C65 Ruy Lopez, Berlin Defense |
| 4. J Berger vs M Weiss |
| ½-½ | 13 | 1887 | 5th DSB Congress, Frankfurt | C65 Ruy Lopez, Berlin Defense |
| 5. J Berger vs P Gaspary |
| 1-0 | 16 | 1889 | Le Monde Illustre corr t | C65 Ruy Lopez, Berlin Defense |
| 6. J Berger vs Albin |
| 1-0 | 28 | 1890 | Graz | C65 Ruy Lopez, Berlin Defense |
| 7. J Berger vs Lasker |
| 0-1 | 61 | 1890 | Graz | C65 Ruy Lopez, Berlin Defense |
Kibitzing
