| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Braga vs M Lorenzini |
| 1-0 | 46 |
2001 |
Narciso Yepes | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 2. M Lorenzini vs A Strikovic |
| 1-0 | 39 |
2001 |
Narciso Yepes | B42 Sicilian, Kan |
| 3. J Galvan vs M Lorenzini |
| 1-0 | 36 |
2001 |
5th Pablo Gorbea Mem Open | E26 Nimzo-Indian, Samisch |
| 4. M Lorenzini vs P Mas Artigas |
| 1-0 | 22 |
2001 |
5th Pablo Gorbea Mem Open | C05 French, Tarrasch |
| 5. M Lorenzini vs E Sanchez |
| 1-0 | 25 |
2001 |
Narciso Yepes | B14 Caro-Kann, Panov-Botvinnik Attack |
| 6. M Lorenzini vs J C Blazquez Gomez |
| 1-0 | 34 |
2004 |
Murrieta Hotel 1st | B01 Scandinavian |
| 7. M Lorenzini vs G Henriksen |
| 1-0 | 82 |
2005 |
XI Anibal Open | A46 Queen's Pawn Game |
| 8. M Lorenzini vs L Breivik |
| 1-0 | 55 |
2005 |
XI Anibal Open | B31 Sicilian, Rossolimo Variation |
| 9. I Cheparinov vs M Lorenzini |
| 1-0 | 32 |
2005 |
XI Anibal Open | B01 Scandinavian |
| 10. M Lorenzini vs J Ivanov |
| 1-0 | 43 |
2005 |
XI Anibal Open | B42 Sicilian, Kan |
| 11. M Lorenzini vs P I Tachella |
| 1-0 | 33 |
2012 |
86th ch-ARG | C50 Giuoco Piano |
| 12. P Ricardi vs M Lorenzini |
| 1-0 | 72 |
2012 |
86th ch-ARG | A13 English |
| 13. M Lorenzini vs S Mareco |
| 1-0 | 103 |
2012 |
86th ch-ARG | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 14. M Lorenzini vs C Dolezal |
| 1-0 | 59 |
2012 |
86th ch-ARG | C55 Two Knights Defense |
| 15. M Jurcik vs M Lorenzini |
| 1-0 | 26 |
2012 |
Chess Olympiad | B07 Pirc |
| 16. M Lorenzini vs J Benedetti |
| 1-0 | 43 |
2012 |
86th ch-ARG | C64 Ruy Lopez, Classical |
| 17. M Lorenzini vs I Njobvu |
 | 1-0 | 24 |
2012 |
Chess Olympiad | C05 French, Tarrasch |
