| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. G Needleman vs A Diamant |
 | 0-1 | 52 |
2001 |
Guaymallen PanAM-chJ U12 Absoluto | B32 Sicilian |
| 2. B Lugo vs G Needleman |
 | 1-0 | 35 |
2003 |
Torneo Continental Americano | B30 Sicilian |
| 3. G Needleman vs G Malbran |
 | 0-1 | 41 |
2004 |
79th Argentine Championship | B05 Alekhine's Defense, Modern |
| 4. G Needleman vs Julia Ernesto |
| 0-1 | 54 |
2004 |
79th Argentine Championship | B84 Sicilian, Scheveningen |
| 5. P Lafuente vs G Needleman |
| 1-0 | 64 |
2005 |
American Continental Championship | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 6. G Needleman vs Grischuk |
 | 0-1 | 79 |
2005 |
FIDE World Cup | C53 Giuoco Piano |
| 7. G Needleman vs P Ricardi |
| 0-1 | 44 |
2005 |
Argentinean Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 8. G Needleman vs G Soppe |
| 0-1 | 36 |
2005 |
Argentinean Championship | B02 Alekhine's Defense |
| 9. G Needleman vs J Pierrot |
| 0-1 | 43 |
2005 |
Argentinean Championship | B08 Pirc, Classical |
| 10. Grischuk vs G Needleman |
 | 1-0 | 30 |
2005 |
FIDE World Cup | B48 Sicilian, Taimanov Variation |
| 11. ZAP! Chess vs G Needleman |
| 1-0 | 31 |
2006 |
Copa Mercosur | C41 Philidor Defense |
| 12. C Goldwaser vs G Needleman |
| 1-0 | 36 |
2007 |
III South American Ch U20 | E91 King's Indian |
| 13. E Cordova vs G Needleman |
 | 1-0 | 44 |
2007 |
III South American Ch U20 | A43 Old Benoni |
| 14. S Mareco vs G Needleman |
| 1-0 | 51 |
2007 |
III South American Ch U20 | A70 Benoni, Classical with 7.Nf3 |
| 15. G Needleman vs J Blit |
| 0-1 | 22 |
2007 |
III South American Ch U20 | A00 Uncommon Opening |