| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. P H Clarke vs L Ljungquist |
| 1-0 | 34 | 1954 | World Student Team Championship | C02 French, Advance |
| 2. L Ljungquist vs E Rojahn |
| 1-0 | 38 | 1956 | Moscow Olympiad qual-1 | D00 Queen's Pawn Game |
| 3. A Tsvetkov vs L Ljungquist |
| ½-½ | 43 | 1956 | Moscow Olympiad qual-1 | A05 Reti Opening |
| 4. L Ljungquist vs D Keller |
| 1-0 | 42 | 1956 | Moscow Olympiad qual-1 | E53 Nimzo-Indian, 4.e3 |
| 5. L Ljungquist vs P Schmidt |
| 1-0 | 21 | 1956 | Moscow Olympiad qual-1 | B02 Alekhine's Defense |
| 6. I Niemela vs L Ljungquist |
| 0-1 | 40 | 1956 | Moscow Olympiad Final-B | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 7. L Ljungquist vs J Larenas |
| 1-0 | 52 | 1956 | Moscow Olympiad Final-B | D00 Queen's Pawn Game |
| 8. H Platz vs L Ljungquist |
| ½-½ | 22 | 1956 | Moscow Olympiad Final-B | E11 Bogo-Indian Defense |
| 9. L Ljungquist vs F Thorbergsson |
| 0-1 | 63 | 1956 | Moscow Olympiad Final-B | E73 King's Indian |
| 10. L Ljungquist vs W J Muhring |
| 1-0 | 31 | 1956 | Moscow Olympiad Final-B | B45 Sicilian, Taimanov |
| 11. E Rojahn vs L Ljungquist |
| 1-0 | 42 | 1956 | Moscow Olympiad Final-B | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 12. L Ljungquist vs Ragozin |
| 0-1 | 43 | 1958 | Jonkoping 1958/59 | E53 Nimzo-Indian, 4.e3 |
| 13. Kotov vs L Ljungquist |
| 1-0 | 73 | 1958 | Jonkoping 1958/59 | E87 King's Indian, Samisch, Orthodox |
| 14. H Koskinen vs L Ljungquist |
| ½-½ | 32 | 1958 | Jonkoping 1958/59 | B28 Sicilian, O'Kelly Variation |
| 15. H Enevoldsen vs L Ljungquist |
| ½-½ | 48 | 1958 | Jonkoping 1958/59 | E87 King's Indian, Samisch, Orthodox |
| 16. O Barda vs L Ljungquist |
| 1-0 | 40 | 1959 | Jonkoping 1958/59 | E65 King's Indian, Fianchetto, Yugoslav, 7.O-O |
| 17. L Ljungquist vs M Lilliestrom |
| 0-1 | 34 | 1959 | Jonkoping 1958/59 | A20 English |
| 18. L Ljungquist vs Z Nilsson |
| ½-½ | 22 | 1959 | Jonkoping 1958/59 | A88 Dutch, Leningrad, Main Variation with c6 |
| 19. L Ljungquist vs H Ek |
| 0-1 | 41 | 1959 | Jonkoping 1958/59 | A07 King's Indian Attack |
| 20. K Lindman vs L Ljungquist |
| 0-1 | 31 | 1959 | Jonkoping 1958/59 | B42 Sicilian, Kan |
| 21. L Ljungquist vs B Milic |
| 0-1 | 51 | 1961 | Marianske Lazne Zonal | C02 French, Advance |
| 22. L Ljungquist vs Uhlmann |
| 0-1 | 40 | 1961 | Marianske Lazne Zonal | C15 French, Winawer |
| 23. I Niemela vs L Ljungquist |
| 1-0 | 41 | 1961 | Marianske Lazne Zonal | A44 Old Benoni Defense |
| 24. L Ljungquist vs S Johannessen |
| ½-½ | 35 | 1961 | Marianske Lazne Zonal | E14 Queen's Indian |
| 25. F Olafsson vs L Ljungquist |
| 1-0 | 32 | 1961 | Marianske Lazne Zonal | A25 English |
Kibitzing
