| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K Junge vs Teschner |
 | 1-0 | 35 |
1942 |
XVI.cr tournament of | C83 Ruy Lopez, Open |
| 2. Teschner vs Dahl |
 | 1-0 | 15 |
1946 |
Berlin | C39 King's Gambit Accepted |
| 3. F Nuernberg vs Teschner |
| ½-½ | 22 |
1948 |
Essen West German ch | D90 Grunfeld |
| 4. Teschner vs Unzicker |
| ½-½ | 58 |
1948 |
Essen West German ch | E11 Bogo-Indian Defense |
| 5. Rautenberg vs Teschner |
| 1-0 | 35 |
1948 |
Essen West German ch | D45 Queen's Gambit Declined Semi-Slav |
| 6. Teschner vs Schmid |
| ½-½ | 34 |
1948 |
Essen West German ch | A43 Old Benoni |
| 7. W Ernst vs Teschner |
| 0-1 | 74 |
1948 |
Essen West German ch | A92 Dutch |
| 8. Teschner vs Niephaus |
| 0-1 | 42 |
1948 |
Essen West German ch | D31 Queen's Gambit Declined |
| 9. Czaya vs Teschner |
| 0-1 | 38 |
1948 |
Essen West German ch | C17 French, Winawer, Advance |
| 10. Teschner vs Sahlmann |
| 0-1 | 24 |
1948 |
Essen West German ch | C35 King's Gambit Accepted, Cunningham |
| 11. Teschner vs T Schuster |
| 1-0 | 27 |
1948 |
Essen West German ch | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 12. Teschner vs P Troeger |
| 1-0 | 38 |
1948 |
Essen West German ch | C05 French, Tarrasch |
| 13. H Greis vs Teschner |
| 1-0 | 61 |
1948 |
Essen West German ch | C15 French, Winawer |
| 14. G Machate vs Teschner |
 | 1-0 | 102 |
1948 |
Essen West German ch | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 15. G Stein vs Teschner |
| 1-0 | 40 |
1948 |
Essen West German ch | C67 Ruy Lopez |
| 16. Teschner vs Rellstab |
| ½-½ | 28 |
1948 |
Essen West German ch | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 17. Euwe vs Teschner |
| ½-½ | 37 |
1950 |
Berlin | E64 King's Indian, Fianchetto, Yugoslav System |
| 18. H Lohmann vs Teschner |
 | 0-1 | 10 |
1950 |
Bad Pyrmont | C10 French |
| 19. Teschner vs NN |
 | 1-0 | 10 |
1951 |
Southsea ENG | C35 King's Gambit Accepted, Cunningham |
| 20. Schmid vs Teschner |
| 0-1 | 43 |
1951 |
GER-ch 14th | C18 French, Winawer |
| 21. Teschner vs Bogoljubov |
| 0-1 | 37 |
1951 |
Augsburg | C74 Ruy Lopez, Modern Steinitz Defense |
| 22. J Enevoldsen vs Teschner |
| ½-½ | 32 |
1952 |
Helsinki ol (Men) | C11 French |
| 23. Najdorf vs Teschner |
| 0-1 | 43 |
1952 |
Helsinki | D45 Queen's Gambit Declined Semi-Slav |
| 24. Teschner vs Filip |
| ½-½ | 22 |
1952 |
Helsinki ol (Men) | C90 Ruy Lopez, Closed |
| 25. Teschner vs Stahlberg |
| 0-1 | 72 |
1952 |
Helsinki ol (Men) | B31 Sicilian, Rossolimo Variation |