| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. G Borg vs M Lanzani |
| ½-½ | 9 |
1981 |
EU-ch jr | B22 Sicilian, Alapin |
| 2. M Lanzani vs Hjartarson |
| 0-1 | 30 |
1981 |
EU-ch jr | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 3. M Lanzani vs Y Eser Ipek |
| 1-0 | 42 |
1981 |
EU-ch jr | B27 Sicilian |
| 4. F Berend vs M Lanzani |
| 0-1 | 64 |
1981 |
EU-ch jr | C44 King's Pawn Game |
| 5. F Feistenauer vs M Lanzani |
| 1-0 | 41 |
1981 |
EU-ch jr | C63 Ruy Lopez, Schliemann Defense |
| 6. M Kivisto vs M Lanzani |
| 0-1 | 33 |
1981 |
EU-ch jr | C02 French, Advance |
| 7. T Brionne vs M Lanzani |
| 0-1 | 36 |
1981 |
EU-ch jr | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 8. M Lanzani vs S James |
| 1-0 | 23 |
1981 |
EU-ch jr | C34 King's Gambit Accepted |
| 9. J A Corral Blanco vs M Lanzani |
| 1-0 | 22 |
1981 |
EU-ch jr | A30 English, Symmetrical |
| 10. M Lanzani vs M Wiedenkeller |
| 0-1 | 35 |
1981 |
EU-ch jr | C04 French, Tarrasch, Guimard Main line |
| 11. M Lanzani vs K Mokry |
| 0-1 | 32 |
1982 |
Reggio Emilia 8283 | A65 Benoni, 6.e4 |
| 12. M Lanzani vs I Rogers |
 | 0-1 | 21 |
1984 |
Nuoro | A52 Budapest Gambit |
| 13. Ivkov vs M Lanzani |
| 1-0 | 23 |
1984 |
Nouro | A04 Reti Opening |
| 14. F Braga vs M Lanzani |
| ½-½ | 15 |
1987 |
10s, Chianciano Terme [Hiarcs 7.32 | B30 Sicilian |
| 15. M Lanzani vs Smyslov |
| 0-1 | 40 |
1988 |
Rome | B41 Sicilian, Kan |
| 16. Gulko vs M Lanzani |
| 1-0 | 45 |
1988 |
Rome | A52 Budapest Gambit |
| 17. M Lanzani vs F Braga |
| ½-½ | 10 |
1988 |
10s, Roma [Hiarcs 7.32 | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 18. Marjanovic vs M Lanzani |
| ½-½ | 20 |
1988 |
Rome (Italy) | B64 Sicilian, Richter-Rauzer Attack |
| 19. F Braga vs M Lanzani |
| ½-½ | 9 |
1988 |
10s, Roma [Hiarcs 7.32 | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 20. J Gdanski vs M Lanzani |
| 1-0 | 39 |
1989 |
EU-chT (Men) | B05 Alekhine's Defense, Modern |
| 21. Plachetka vs M Lanzani |
| ½-½ | 41 |
1989 |
EU-chT (Men) | E05 Catalan, Open, Classical line |
| 22. S Nikolaev vs M Lanzani |
 | 0-1 | 12 |
1989 |
Budapest Spring-op | A51 Budapest Gambit |
| 23. S Vanderwaeren vs M Lanzani |
| ½-½ | 18 |
1989 |
EU-chT (Men) | A21 English |
| 24. A Nokso-Koivisto vs M Lanzani |
| 1-0 | 37 |
1989 |
EU-chT (Men) | B84 Sicilian, Scheveningen |
| 25. M Lanzani vs Y Schlueter |
| 1-0 | 26 |
1989 |
EU-chT (Men) | A80 Dutch |