| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. E Cohn vs R Loman |
| 1-0 | 35 | 1902 | DSB-13.Kongress Hauptturnier A | C63 Ruy Lopez, Schliemann Defense |
| 2. A Edelheim vs E Cohn |
 | 1-0 | 31 | 1902 | DSB-13.Kongress Hauptturnier A | C84 Ruy Lopez, Closed |
| 3. E Cohn vs E Heilmann |
| 1-0 | 31 | 1902 | Berlin Cafe Kerkau | C64 Ruy Lopez, Classical |
| 4. Pillsbury vs E Cohn |
| ½-½ | 56 | 1902 | Pillsbury Blindfold Simul 21b, Hanover | C84 Ruy Lopez, Closed |
| 5. E Cohn vs H Liebenstein |
| 0-1 | 41 | 1902 | DSB-13.Kongress Hauptturnier A | C54 Giuoco Piano |
| 6. S F Smith vs E Cohn |
 | 1-0 | 9 | 1902 | Hauptturnier A | C21 Center Game |
| 7. Lasker vs E Cohn |
| 1-0 | 23 | 1902 | Simul. 21b | C68 Ruy Lopez, Exchange |
| 8. E Cohn vs Spielmann |
| 1-0 | 29 | 1904 | Coburg-A | C80 Ruy Lopez, Open |
| 9. E Cohn vs A Nimzowitsch |
| 0-1 | 30 | 1904 | 14th DSB Congress - Hauptturnier A | C41 Philidor Defense |
| 10. E Cohn vs Vidmar |
| ½-½ | 41 | 1904 | 14th DSB Congress - Hauptturnier A | C67 Ruy Lopez |
| 11. E Cohn vs P Kaegbein |
| 1-0 | 39 | 1904 | 14th DSB Congress - Hauptturnier A | C84 Ruy Lopez, Closed |
| 12. F Englund vs E Cohn |
| 0-1 | 12 | 1905 | Barmen Hauptturnier-A | C29 Vienna Gambit |
| 13. E Cohn vs F Benima |
| 1-0 | 31 | 1905 | Barmen Hauptturnier-A | B45 Sicilian, Taimanov |
| 14. D Bleijkmans vs E Cohn |
| ½-½ | 41 | 1905 | Barmen Hauptturnier-A | D32 Queen's Gambit Declined, Tarrasch |
| 15. E Cohn vs Duras |
| 0-1 | 43 | 1905 | Barmen Hauptturnier-A | C84 Ruy Lopez, Closed |
| 16. E Cohn vs E Heilmann |
| 1-0 | 45 | 1905 | Barmen Hauptturnier-A | D61 Queen's Gambit Declined, Orthodox, Rubinstein Attack |
| 17. Rubinstein vs E Cohn |
| ½-½ | 70 | 1905 | Barmen Hauptturnier-A | D51 Queen's Gambit Declined |
| 18. Gajdos vs E Cohn |
| 0-1 | 33 | 1905 | Barmen Hauptturnier-A | C73 Ruy Lopez, Modern Steinitz Defense |
| 19. E Cohn vs Moewig |
| 1-0 | 44 | 1905 | Barmen Hauptturnier-A | D55 Queen's Gambit Declined |
| 20. A Sartori vs E Cohn |
| 0-1 | 39 | 1905 | Barmen Hauptturnier-A | C29 Vienna Gambit |
| 21. E Cohn vs R K Kieseritsky |
| 1-0 | 63 | 1905 | Barmen Hauptturnier-A | B01 Scandinavian |
| 22. K Petzold vs E Cohn |
| ½-½ | 53 | 1905 | Barmen Hauptturnier-A | C84 Ruy Lopez, Closed |
| 23. L Loewy Sr vs E Cohn |
| 1-0 | 41 | 1905 | Barmen Hauptturnier-A | D51 Queen's Gambit Declined |
| 24. E Cohn vs Vidmar |
| 1-0 | 23 | 1905 | Barmen Hauptturnier-A | D50 Queen's Gambit Declined |
| 25. E Cohn vs E E Middleton |
| ½-½ | 58 | 1905 | Barmen Hauptturnier-A | D26 Queen's Gambit Accepted |
Kibitzing
