| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 151. M Cornejo vs O Zambrana |
| 1-0 | 43 |
2009 |
Olympiad Mercosur | B22 Sicilian, Alapin |
| 152. Leitao vs O Zambrana |
| 1-0 | 33 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | D44 Queen's Gambit Declined Semi-Slav |
| 153. E Palacio vs O Zambrana |
| 0-1 | 26 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | A62 Benoni, Fianchetto Variation |
| 154. O Zambrana vs A Rodriguez Vila |
| 0-1 | 52 |
2009 |
Olympiad Mercosur | C05 French, Tarrasch |
| 155. O Zambrana vs A Hilario Ta Fier |
| 0-1 | 46 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | B48 Sicilian, Taimanov Variation |
| 156. O Zambrana vs E Matsuura |
| 1-0 | 37 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | B32 Sicilian |
| 157. D Flores vs O Zambrana |
| ½-½ | 63 |
2009 |
Olympiad Mercosur | A11 English, Caro-Kann Defensive System |
| 158. A Diamant vs O Zambrana |
| ½-½ | 21 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | B92 Sicilian, Najdorf, Opocensky Variation |
| 159. S Iermito vs O Zambrana |
| ½-½ | 66 |
2009 |
Olympiad Mercosur | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 160. W Moreno vs O Zambrana |
| 0-1 | 57 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | A62 Benoni, Fianchetto Variation |
| 161. O Zambrana vs G Vescovi |
 | 0-1 | 32 |
2009 |
Olympiad Mercosur | C07 French, Tarrasch |
| 162. O Zambrana vs D Lima |
| ½-½ | 69 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | B16 Caro-Kann, Bronstein-Larsen Variation |
| 163. O Zambrana vs M Zapata Ferrada |
| ½-½ | 37 |
2009 |
Olympiad Mercosur | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 164. O Zambrana vs J Bittencourt |
| 1-0 | 42 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | B96 Sicilian, Najdorf |
| 165. Mecking vs O Zambrana |
| ½-½ | 16 |
2009 |
ZONAL SUL AMERICANO 2.4 FIDE - | D11 Queen's Gambit Declined Slav |