Prepare against Diego Cornejo
Argentina · World #23,495 classical · FIDE ID 124966
Our database contains 55 games by Diego Cornejo, covering Mar 2012 to Aug 2026. Below you'll find Diego Cornejo's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Diego Cornejo before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,029 | 2,029 | Aug 2026 |
| Rapid | 1,988 | 1,988 | Aug 2026 |
| Blitz | 1,986 | 1,986 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 55 | 28 | 12 | 15 | 50.9% |
| As White | 30 | 15 | 7 | 8 | 50.0% |
| As Black | 25 | 13 | 5 | 7 | 52.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Diego Cornejo's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Diego Cornejo's side.
First moves as White (30 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 22 | 73.3% | 61.4% |
| f4 | 3 | 10.0% | 100.0% |
| b3 | 2 | 6.7% | 50.0% |
| d4 | 2 | 6.7% | 50.0% |
| Nf3 | 1 | 3.3% | 0.0% |
Main lines as White
- 1.e4 — 73% of White games, 61.4% score
- …e5 (41% of these games) — Cornejo usually continues Nf3 (55.6% score)
- …c5 (27% of these games) — Cornejo usually continues Nf3 (66.7% score)
- …e6 (14% of these games) — Cornejo usually continues d4 (83.3% score)
- 1.f4 — 10% of White games, 100.0% score
- …Nf6 (33% of these games) — Cornejo usually continues Nf3 (100.0% score)
- …d5 (33% of these games) — Cornejo usually continues Nf3 (100.0% score)
- …c6 (33% of these games) — Cornejo usually continues Nf3 (100.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 6 | 75.0% | 58.3% |
| c6 | 1 | 12.5% | 0.0% |
| e5 | 1 | 12.5% | 0.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 8 | 100.0% | 87.5% |
Diego Cornejo's chess games
All 55 games by Diego Cornejo in the Chess.ceo database (Mar 2012 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 28 wins, 12 draws, 15 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 4 | 3/0/1 | 75.0% |
| A03 | Bird's opening | 3 | 3/0/0 | 100.0% |
| C10 | French: Tarrasch Variation | 2 | 1/1/0 | 50.0% |
| C47 | Four Knights Game: Scotch Variation | 2 | 0/1/1 | 0.0% |
| A01 | Nimzovich-Larsen attack | 2 | 1/0/1 | 50.0% |
| C18 | French: Winawer Variation | 1 | 1/0/0 | 100.0% |
| B17 | Caro-Kann: Karpov Variation | 1 | 0/1/0 | 0.0% |
| C51 | Italian Game: Evans Gambit | 1 | 1/0/0 | 100.0% |
| C50 | Italian Game | 1 | 0/1/0 | 0.0% |
| D02 | Indian Defense | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 4 | 2/0/2 | 50.0% |
| A48 | Indian Defense | 3 | 3/0/0 | 100.0% |
| A25 | English Opening: Reverse Sicilian | 2 | 0/1/1 | 0.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 2 | 1/1/0 | 50.0% |
| B34 | Sicilian: Accelerated Dragon | 2 | 1/1/0 | 50.0% |
| A26 | English Opening | 2 | 1/0/1 | 50.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 1 | 1/0/0 | 100.0% |
| E67 | Réti Opening: Symmetrical Defense | 1 | 0/0/1 | 0.0% |
| D03 | Torre Attack | 1 | 0/1/0 | 0.0% |
| A59 | Benoni Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2026 | Adriano Gaspar De Lima | 2,141 | Campeonato Superior Entrerriano "Copa Colón" 2026 | A42 |
| Nov 2017 | Matias Landivar | 2,091 | 1st Federacion Open | B53 |
| Jul 2020 | Oswaldo Rico | 1,978 | 20th Rio Grande Domingo Open | C11 |
| Sep 2020 | Jorge Jimenez | 1,896 | Arcelor Mittal Open | B96 |
| Sep 2020 | Benjamin Nunez | 1,836 | Arcelor Mittal Open | B21 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Concordia Trabajadores | 2015 | 7 | 4 | 1,846 |
| 20th Rio Grande Domingo Open | 2020 | 7 | 5 | 1,970 |
| 2nd Concordia Salto Grande | 2009 | 7 | 3 | 1,812 |
| ch-ARG sf Cup | 2018 | 6 | 3.5 | 1,845 |
| ch-Corrientes City | 2022 | 6 | 5 | 1,899 |
| 1st Federacion Open | 2017 | 6 | 4 | 2,054 |
| Arcelor Mittal Open | 2020 | 5 | 2.5 | 1,956 |
| Colon Entrerriano Open | 2023 | 4 | 4 | 1,998 |
Interactive opening tree from all 55 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Diego Cornejo's chess games?
55 games by Diego Cornejo, from Mar 2012 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Diego Cornejo has played.
What does Diego Cornejo play on the first move as White?
Across 30 games with White in our database, Diego Cornejo opens with 1.e4 (73% of games), 1.f4 (10% of games), 1.b3 (7% of games). Against 1.e4 as Black, Diego Cornejo answers 1...c5 (75% of games), 1...c6 (13% of games), 1...e5 (13% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Diego Cornejo play as White?
As White, Diego Cornejo's most-played openings in our database are: Sicilian (4 games, 75.0% win rate); Bird's opening (3 games, 100.0% win rate); French: Tarrasch Variation (2 games, 50.0% win rate). The full breakdown of 30 games with White is in the table above.
What openings does Diego Cornejo play as Black?
As Black, Diego Cornejo most often plays: Sicilian (4 games, 50.0% win rate); Indian Defense (3 games, 100.0% win rate); English Opening: Reverse Sicilian (2 games, 0.0% win rate). See the table above for the top ten Black openings across 25 games.
What is Diego Cornejo's FIDE rating?
Diego Cornejo is currently rated 2,029 in classical chess, 1,988 in rapid and 1,986 in blitz. Peak classical rating: 2,029 (Aug 2026).
How many games has Diego Cornejo played?
Our database contains 55 games by Diego Cornejo, covering Mar 2012 to Aug 2026. Overall record: 28 wins, 12 draws, 15 losses (50.9% win rate).
How do I prepare against Diego Cornejo?
55 games by Diego Cornejo reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.