Diego Flores vs Sandro Mareco
GM Diego Flores (2582) · GM Sandro Mareco (2551)
Diego Flores and Sandro Mareco have played 38 recorded games against each other, the first in Mar 2007 and the most recent in Dec 2025. Flores leads 12 wins to 8, with 18 draws (53% of the games were decisive). Their most common battleground is the English Opening: Neo-Catalan (4 games). The average game between them lasted 36 moves.
Results by color
| Split | Games | Flores | Draws | Mareco |
|---|---|---|---|---|
| Flores with White | 19 | 8 | 7 | 4 |
| Mareco with White | 19 | 4 | 11 | 4 |
Results by time format
| Format | Games | Flores | Draws | Mareco |
|---|---|---|---|---|
| Classical | 36 | 11 | 18 | 7 |
| Blitz | 2 | 1 | 0 | 1 |
Openings in their games
| ECO | Opening | Games | Flores | Draws | Mareco |
|---|---|---|---|---|---|
| A14 | English Opening: Neo-Catalan | 4 | 2 | 1 | 1 |
| A20 | English Opening: Reverse Sicilian | 2 | 1 | 1 | 0 |
| E46 | Nimzo-Indian: Rubinstein System | 2 | 2 | 0 | 0 |
| A13 | English Opening | 1 | 0 | 0 | 1 |
| A17 | English Opening | 1 | 0 | 1 | 0 |
| A22 | English Opening: Reverse Sicilian | 1 | 1 | 0 | 0 |
| A28 | English Opening: Reverse Sicilian | 1 | 1 | 0 | 0 |
| A11 | Réti Opening | 1 | 1 | 0 | 0 |
Most recent 30 of 38 games
| Date | White | Black | Result | Opening | Event |
|---|---|---|---|---|---|
| Dec 2025 | Diego Flores | S Mareco | 0-1 | English Opening: Neo-Catalan | Szmetan-Giardelli Blitz |
| Dec 2025 | S Mareco | Diego Flores | 0-1 | Sicilian | Szmetan-Giardelli GM |
| Apr 2025 | Diego Flores | S Mareco | 1/2-1/2 | English Opening: Reverse Sicilian | 3rd FAOGBA Open |
| Mar 2025 | Diego Flores | S Mareco | 1/2-1/2 | Réti Opening | Magistral Punta del Este |
| Mar 2025 | S Mareco | Diego Flores | 1-0 | Italian Game | Magistral Punta del Este |
| Mar 2025 | Diego Flores | S Mareco | 1-0 | English Opening: Neo-Catalan | Perez Chess Open |
| Dec 2024 | S Mareco | Diego Flores | 1/2-1/2 | Indian Defense | 99th ch-ARG |
| Mar 2024 | Sandro Mareco | Diego Flores | 1/2-1/2 | Nimzo-Indian: Classical Variation | 2nd Buenos Aires FAOGBA Open |
| Dec 2022 | Diego Flores | Sandro Mareco | 1/2-1/2 | Queen's Gambit Declined | ch-ARG 97th |
| May 2022 | Diego Flores | Sandro Mareco | 1/2-1/2 | Indian Defense | Rio Negro Open |
| Dec 2019 | Diego Flores | Sandro Mareco | 1/2-1/2 | English Opening: Neo-Catalan | Buenos Aires Szmetan/Giardelli A |
| Dec 2018 | Sandro Mareco | Diego Flores | 1/2-1/2 | Indian Defense: Anti-Nimzo-Indian | Buenos Aires Szmetan Giardelli |
| Oct 2017 | Sandro Mareco | Diego Flores | 0-1 | Réti Opening | ch-ARG 92nd |
| Oct 2017 | Diego Flores | Sandro Mareco | 1-0 | English Opening: Reverse Sicilian | 24th Villa Martelli ProAm Open |
| Apr 2017 | Sandro Mareco | Diego Flores | 1-0 | English Opening | Buenos Aires Szmetan Memorial |
| Jun 2016 | Sandro Mareco | Diego Flores | 0-1 | Slav Defense | 12th American Continental Playoff |
| Oct 2015 | Sandro Mareco | Diego Flores | 1/2-1/2 | Semi-Slav Defense | 90th ch-ARG |
| May 2015 | Sandro Mareco | Diego Flores | 1/2-1/2 | Indian Defense: Dzindzi-Indian | 11th American Continental |
| Apr 2015 | Sandro Mareco | Diego Flores | 1-0 | Bogo-Indian Defense | Asuncion zt 2.5 |
| Jan 2015 | Diego Flores | Sandro Mareco | 1/2-1/2 | Nimzo-Indian: Rubinstein System | 2nd Arica Open |
| Aug 2013 | Sandro Mareco | Diego Flores | 1/2-1/2 | English Opening: Symmetrical | ch-ARG 88th |
| Dec 2012 | Sandro Mareco | Diego Flores | 1/2-1/2 | Catalan | Buenos Aires La Porta Open A |
| Oct 2012 | Sandro Mareco | Diego Flores | 1/2-1/2 | Modern Defense | 4th Buenos Aires Duchamp Memorial A |
| Oct 2012 | Diego Flores | Sandro Mareco | 1-0 | English Opening: Reverse Sicilian | 4th Buenos Aires Duchamp Memorial A |
| Jun 2012 | Diego Flores | Sandro Mareco | 0-1 | English Opening: Slav Setup | Buenos Aires Masters |
| May 2012 | Sandro Mareco | Diego Flores | 1/2-1/2 | Catalan | 1st Moron Panno Masters |
| Dec 2011 | Sandro Mareco | Diego Flores | 0-1 | King's Indian Defense | 3rd Buenos Aires Duchamp Memorial |
| Dec 2011 | Diego Flores | Sandro Mareco | 0-1 | King's Indian Defense | 3rd Buenos Aires Duchamp Memorial |
| May 2011 | Sandro Mareco | Diego Flores | 1/2-1/2 | Queen's Gambit Accepted | Asuncion zt 2.5 |
| Jan 2011 | Sandro Mareco | Diego Flores | 1-0 | Catalan | 1st Campinas Rocha Memorial |
Interactive board, all 38 games, opening explorer and engine analysis.
Browse the gamesFrequently asked questions
What is the head-to-head score between Diego Flores and Sandro Mareco?
In 38 recorded games, Diego Flores has 12 wins, Sandro Mareco has 8 wins, and they have drawn 18 times.
How many times have Diego Flores and Sandro Mareco played each other?
Our database records 38 games between them, from Mar 2007 to Dec 2025.
What openings do Diego Flores and Sandro Mareco play against each other?
The most common opening in their games is the English Opening: Neo-Catalan (4 games), followed by the English Opening: Reverse Sicilian (2). The full opening breakdown and every game are on this page.