| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Ramirez vs G Vescovi |
| 0-1 | 58 |
2003 |
Torneo Continental Americano | E32 Nimzo-Indian, Classical |
| 2. A Ramirez vs Aronian |
| 0-1 | 41 |
2003 |
Internet Section 14-A | E38 Nimzo-Indian, Classical, 4...c5 |
| 3. A Ramirez vs H Hernandez |
| 1-0 | 39 |
2003 |
XVI Carlos Torre Memorial | E59 Nimzo-Indian, 4.e3, Main line |
| 4. A Ramirez vs E Moldobaev |
| 1-0 | 63 |
2004 |
36th Olympiad | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 5. A Ramirez vs N Delgado |
| 0-1 | 19 |
2004 |
Capablanca Memorial ELITE | E32 Nimzo-Indian, Classical |
| 6. A Ramirez vs Sadvakasov |
 | 0-1 | 24 |
2004 |
3rd Aeroflot Festival | E52 Nimzo-Indian, 4.e3, Main line with ...b6 |
| 7. A Ramirez vs Y Gonzalez |
 | 0-1 | 60 |
2004 |
Capablanca Memorial ELITE | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 8. A Ramirez vs V Ikonnikov |
| 0-1 | 56 |
2004 |
Capablanca Memorial ELITE | E50 Nimzo-Indian, 4.e3 O-O 5.Nf3, without ...d5 |
| 9. A Ramirez vs Carlsen |
 | ½-½ | 40 |
2005 |
Corus Tournament: Group B | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 10. A Ramirez vs P Mahesh Chandran |
| ½-½ | 41 |
2006 |
UTD GM Invitational | E46 Nimzo-Indian |
| 11. A Ramirez vs D Sharavdorj |
| ½-½ | 30 |
2008 |
World Open | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
| 12. A Ramirez vs T J Bartell |
| 1-0 | 39 |
2009 |
World Open | E43 Nimzo-Indian, Fischer Variation |
| 13. A Ramirez vs G Kacheishvili |
| ½-½ | 42 |
2009 |
World Open | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |