| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. L Engels vs G W Fonrobert |
| ½-½ | 29 | 1963 | CXSP ch | B28 Sicilian, O'Kelly Variation |
| 2. G W Fonrobert vs A C Rocha |
| 1-0 | 31 | 1966 | Clube de Xadrez Sao Paulo Championship | A04 Reti Opening |
| 3. G W Fonrobert vs S Schweber |
| 0-1 | 34 | 1966 | Clube de Xadrez Sao Paulo Championship | A08 King's Indian Attack |
| 4. S Ammar vs G W Fonrobert |
| 0-1 | 57 | 1966 | Clube de Xadrez Sao Paulo Championship | B06 Robatsch |
| 5. G W Fonrobert vs E Cotta |
| 1-0 | 35 | 1966 | Clube de Xadrez Sao Paulo Championship | E87 King's Indian, Samisch, Orthodox |
| 6. J de Souza Mendes vs G W Fonrobert |
| 1-0 | 49 | 1966 | Clube de Xadrez Sao Paulo Championship | C12 French, McCutcheon |
| 7. G W Fonrobert vs M E de Freitas |
| 1-0 | 21 | 1966 | Clube de Xadrez Sao Paulo Championship | E46 Nimzo-Indian |
| 8. M Fischman vs G W Fonrobert |
| 0-1 | 41 | 1966 | Clube de Xadrez Sao Paulo Championship | B80 Sicilian, Scheveningen |
| 9. L Engels vs G W Fonrobert |
| 0-1 | 71 | 1966 | Clube de Xadrez Sao Paulo Championship | E67 King's Indian, Fianchetto |
| 10. Mecking vs G W Fonrobert |
| 1-0 | 58 | 1966 | Clube de Xadrez Sao Paulo Championship | E44 Nimzo-Indian, Fischer Variation, 5.Ne2 |
| 11. G W Fonrobert vs J Mangini |
| ½-½ | 57 | 1966 | Brazilian Championship | E46 Nimzo-Indian |
| 12. G W Fonrobert vs P H Mori |
| 1-0 | 26 | 1966 | Brazilian Championship | C00 French Defense |
| 13. M Miranda vs G W Fonrobert |
| 0-1 | 62 | 1966 | Brazilian Championship | E14 Queen's Indian |
| 14. E Cotta vs G W Fonrobert |
| ½-½ | 43 | 1966 | Brazilian Championship | C45 Scotch Game |
| 15. G W Fonrobert vs F G Pimentel |
| 1-0 | 52 | 1966 | Brazilian Championship | A16 English |
| 16. E Asfora vs G W Fonrobert |
| ½-½ | 41 | 1966 | Brazilian Championship | E20 Nimzo-Indian |
| 17. G W Fonrobert vs J de Souza Mendes |
| ½-½ | 58 | 1966 | Brazilian Championship | B06 Robatsch |
| 18. A Teofilo vs G W Fonrobert |
| 1-0 | 72 | 1966 | Brazilian Championship | C55 Two Knights Defense |
| 19. G W Fonrobert vs J Pinto Paiva |
| 0-1 | 36 | 1966 | Brazilian Championship | E81 King's Indian, Samisch |
| 20. H Camara vs G W Fonrobert |
| 1-0 | 22 | 1966 | Brazilian Championship | C82 Ruy Lopez, Open |
| 21. G W Fonrobert vs V Adamowski |
| 1-0 | 39 | 1966 | Brazilian Championship | C86 Ruy Lopez, Worrall Attack |
| 22. C Duarte vs G W Fonrobert |
| ½-½ | 41 | 1966 | Brazilian Championship | B29 Sicilian, Nimzovich-Rubinstein |
| 23. G W Fonrobert vs L R Borges |
| 0-1 | 15 | 1966 | Brazilian Championship | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 24. H Caspary vs G W Fonrobert |
| 0-1 | 35 | 1966 | Brazilian Championship | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 25. J Machado Borges vs G W Fonrobert |
| 0-1 | 30 | 1967 | Brazilian Championship | A26 English |
Kibitzing
