| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K H Maeder vs Ulf Andersson |
 | ½-½ | 10 |
1970 |
Wijk aan Zee | B45 Sicilian, Taimanov |
| 2. Joop Piket vs Ulf Andersson |
| ½-½ | 55 |
1970 |
Wijk aan Zee | B45 Sicilian, Taimanov |
| 3. A Planinc vs Ulf Andersson |
 | 1-0 | 36 |
1970 |
Ch Yugoslavia, Sombor (Yugoslavia) | B45 Sicilian, Taimanov |
| 4. I Radulov vs Ulf Andersson |
 | ½-½ | 50 |
1972 |
Hastings (England) | B48 Sicilian, Taimanov Variation |
| 5. Timman vs Ulf Andersson |
 | 1-0 | 42 |
1973 |
Tallinn (Estonia) | B46 Sicilian, Taimanov Variation |
| 6. V S Korensky vs Ulf Andersson |
| 0-1 | 67 |
1973 |
Sochi | B48 Sicilian, Taimanov Variation |
| 7. H Westerinen vs Ulf Andersson |
 | 0-1 | 56 |
1973 |
Dortmund (Germany) | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 8. E Paoli vs Ulf Andersson |
 | 0-1 | 40 |
1973 |
Dortmund | B49 Sicilian, Taimanov Variation |
| 9. A Planinc vs Ulf Andersson |
| ½-½ | 62 |
1974 |
Hastings 7475 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 10. Tal vs Ulf Andersson |
| 1-0 | 26 |
1975 |
Milan | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 11. Ljubojevic vs Ulf Andersson |
 | 1-0 | 34 |
1976 |
Wijk aan Zee | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 12. J Diaz vs Ulf Andersson |
| 0-1 | 49 |
1976 |
Izt (cat.12), Biel (Switzerland) | B46 Sicilian, Taimanov Variation |
| 13. O Castro vs Ulf Andersson |
 | 0-1 | 113 |
1976 |
Biel | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 14. K Janetschek vs Ulf Andersson |
| 0-1 | 47 |
1977 |
Copenhagen | B49 Sicilian, Taimanov Variation |
| 15. V Liberzon vs Ulf Andersson |
| ½-½ | 13 |
1977 |
Bad Lauterberg | B46 Sicilian, Taimanov Variation |
| 16. J Bielczyk vs Ulf Andersson |
| ½-½ | 40 |
1978 |
Polanica Zdroj (Poland) | B46 Sicilian, Taimanov Variation |
| 17. Timman vs Ulf Andersson |
| ½-½ | 34 |
1978 |
It, Amsterdam (Netherlands) | B46 Sicilian, Taimanov Variation |
| 18. Nunn vs Ulf Andersson |
| ½-½ | 21 |
1983 |
It, Wijk aan Zee (Netherlands) | B46 Sicilian, Taimanov Variation |
| 19. Van der Wiel vs Ulf Andersson |
| 1-0 | 62 |
1983 |
It (cat.15), Tilburg (Netherlands) | B46 Sicilian, Taimanov Variation |
| 20. Geller vs Ulf Andersson |
| ½-½ | 30 |
1983 |
Linares | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 21. F Olafsson vs Ulf Andersson |
| ½-½ | 56 |
1983 |
Wijk aan Zee | B46 Sicilian, Taimanov Variation |
| 22. Sax vs Ulf Andersson |
| ½-½ | 20 |
1983 |
It (cat.14), Niksic (Yugoslavia) | B46 Sicilian, Taimanov Variation |
| 23. Tal vs Ulf Andersson |
| ½-½ | 22 |
1983 |
Malme (Sweden) | B46 Sicilian, Taimanov Variation |
| 24. Sax vs Ulf Andersson |
| ½-½ | 19 |
1983 |
Linares (Spain) | B46 Sicilian, Taimanov Variation |
| 25. Adianto vs Ulf Andersson |
| 0-1 | 37 |
1983 |
It (cat.11) x | B46 Sicilian, Taimanov Variation |