| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Eising vs H Liebert |
| 0-1 | 36 |
1955 |
Zittau | A10 English |
| 2. Polugaevsky vs H Liebert |
| 0-1 | 43 |
1956 |
Upsala | A88 Dutch, Leningrad, Main Variation with c6 |
| 3. H Juettler vs H Liebert |
| 1-0 | 26 |
1956 |
Leipzig | A88 Dutch, Leningrad, Main Variation with c6 |
| 4. J Dolezal vs H Liebert |
| 0-1 | 27 |
1957 |
Dresden | A88 Dutch, Leningrad, Main Variation with c6 |
| 5. H Liebert vs I Asmundsson |
| ½-½ | 40 |
1957 |
WchT U26 04th | C08 French, Tarrasch, Open, 4.ed ed |
| 6. Saidy vs H Liebert |
| 1-0 | 42 |
1957 |
WchT U26 04th | A07 King's Indian Attack |
| 7. M S Abroshin vs H Liebert |
| ½-½ | 29 |
1957 |
URS-FRG corr5761 | A88 Dutch, Leningrad, Main Variation with c6 |
| 8. A Hollis vs H Liebert |
| ½-½ | 28 |
1960 |
WchT U26 07th | A82 Dutch, Staunton Gambit |
| 9. Lutikov vs H Liebert |
| 1-0 | 24 |
1960 |
Bad Salzungen | B05 Alekhine's Defense, Modern |
| 10. Nezhmetdinov vs H Liebert |
 | 1-0 | 38 |
1961 |
05 | C12 French, McCutcheon |
| 11. Bondarevsky vs H Liebert |
| 0-1 | 45 |
1961 |
Rostov | A88 Dutch, Leningrad, Main Variation with c6 |
| 12. Polugaevsky vs H Liebert |
| 1-0 | 27 |
1961 |
Rostov on Don (Russia) | A80 Dutch |
| 13. H Liebert vs Ujtelky |
| 1-0 | 50 |
1961 |
Rostov | B06 Robatsch |
| 14. Taimanov vs H Liebert |
| 1-0 | 70 |
1961 |
Rostov | A81 Dutch |
| 15. H Liebert vs Minev |
| 0-1 | 44 |
1962 |
Lasker mem | C44 King's Pawn Game |
| 16. H Liebert vs Vasiukov |
| 0-1 | 48 |
1962 |
Lasker mem | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 17. O'Kelly vs H Liebert |
| 0-1 | 32 |
1962 |
Lasker mem | A88 Dutch, Leningrad, Main Variation with c6 |
| 18. A Vinje-Gulbrandsen vs H Liebert |
| 0-1 | 39 |
1962 |
Varna | A88 Dutch, Leningrad, Main Variation with c6 |
| 19. Minev vs H Liebert |
| ½-½ | 24 |
1963 |
Bad Liebenstein | E15 Queen's Indian |
| 20. M Czerniak vs H Liebert |
| 0-1 | 58 |
1963 |
Rubinstein Memorial | C01 French, Exchange |
| 21. Sliwa vs H Liebert |
| 1-0 | 39 |
1963 |
Rubinstein Mem | E22 Nimzo-Indian, Spielmann Variation |
| 22. Ujtelky vs H Liebert |
| 0-1 | 43 |
1963 |
Rubinstein mem | A36 English |
| 23. A Hennings vs H Liebert |
| 0-1 | 24 |
1963 |
DDR-ch 13th | B43 Sicilian, Kan, 5.Nc3 |
| 24. Matulovic vs H Liebert |
| ½-½ | 40 |
1963 |
Rubinstein mem | C18 French, Winawer |
| 25. G Kluger vs H Liebert |
| ½-½ | 36 |
1963 |
Rubinstein mem 01st | E43 Nimzo-Indian, Fischer Variation |