| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. E Pedersen vs E Weichselbaumer |
| 1-0 | 46 |
1952 |
Helsinki ol (Men) | E18 Queen's Indian, Old Main line, 7.Nc3 |
| 2. F Morel vs E Weichselbaumer |
| ½-½ | 46 |
1952 |
Helsinki ol (Men) | C00 French Defense |
| 3. L Johnsen vs E Weichselbaumer |
| 0-1 | 37 |
1952 |
Helsinki ol (Men) | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 4. E Weichselbaumer vs O Cruz Filho |
| 0-1 | 31 |
1952 |
Helsinki ol (Men) | E33 Nimzo-Indian, Classical |
| 5. E Weichselbaumer vs E Eliskases |
| 0-1 | 35 |
1952 |
Helsinki | E69 King's Indian, Fianchetto, Classical Main line |
| 6. E Rojahn vs E Weichselbaumer |
 | 1-0 | 45 |
1952 |
Helsinki ol (Men) | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 7. Milner-Barry vs E Weichselbaumer |
| 1-0 | 28 |
1952 |
Helsinki ol (Men) | C11 French |
| 8. E Weichselbaumer vs H Lambert |
| 1-0 | 26 |
1952 |
Helsinki ol (Men) | E36 Nimzo-Indian, Classical |
| 9. E Weichselbaumer vs F Mastichiadis |
| ½-½ | 57 |
1952 |
Helsinki ol (Men) | E64 King's Indian, Fianchetto, Yugoslav System |
| 10. E Weichselbaumer vs Sajtar |
| 0-1 | 40 |
1952 |
Helsinki ol (Men) | D83 Grunfeld, Grunfeld Gambit |
| 11. E Cobo Arteaga vs E Weichselbaumer |
| 1-0 | 27 |
1952 |
Helsinki ol (Men) | E41 Nimzo-Indian |
| 12. P Levy vs E Weichselbaumer |
| 0-1 | 83 |
1952 |
Helsinki ol (Men) | D94 Grunfeld |
| 13. F Bohatirchuk vs E Weichselbaumer |
 | 1-0 | 62 |
1954 |
Amsterdam | C00 French Defense |
| 14. E Weichselbaumer vs B Andersen |
| 0-1 | 46 |
1954 |
Amsterdam ol (Men) | E39 Nimzo-Indian, Classical, Pirc Variation |
| 15. E Weichselbaumer vs W Ramm |
| ½-½ | 43 |
1954 |
Amsterdam ol (Men) | E38 Nimzo-Indian, Classical, 4...c5 |
| 16. E Weichselbaumer vs A Matanovic |
| 1-0 | 50 |
1954 |
Amsterdam ol (Men) | E38 Nimzo-Indian, Classical, 4...c5 |
| 17. Ugo Cala vs E Weichselbaumer |
| ½-½ | 39 |
1954 |
Amsterdam ol (Men) | C07 French, Tarrasch |
| 18. E Weichselbaumer vs E Nievergelt |
| 0-1 | 27 |
1954 |
Amsterdam ol (Men) | E37 Nimzo-Indian, Classical |
| 19. I Kniazer vs E Weichselbaumer |
| ½-½ | 34 |
1954 |
Amsterdam ol (Men) | C18 French, Winawer |
| 20. E Weichselbaumer vs S Burstein |
| 0-1 | 37 |
1954 |
Amsterdam ol (Men) | E76 King's Indian, Four Pawns Attack |
| 21. M Rantanen vs E Weichselbaumer |
| 1-0 | 39 |
1954 |
Amsterdam ol (Men) | E17 Queen's Indian |
| 22. C Rivera vs E Weichselbaumer |
| ½-½ | 62 |
1954 |
Amsterdam ol (Men) | E26 Nimzo-Indian, Samisch |
| 23. W Nash vs E Weichselbaumer |
| 0-1 | 71 |
1954 |
Amsterdam ol (Men) | C07 French, Tarrasch |
| 24. E Weichselbaumer vs J Jerolim |
| 1-0 | 29 |
1954 |
Amsterdam ol (Men) | E76 King's Indian, Four Pawns Attack |
| 25. E Weichselbaumer vs B Andersen |
| 1-0 | 27 |
1954 |
Amsterdam ol (Men) | E76 King's Indian, Four Pawns Attack |