Prepare against Alejandro Mateus
FM · Colombia · World #6,634 classical · FIDE ID 4402529
When preparing against Alejandro Mateus, expect 1.e4 in 78% of White games. Against 1.e4 the reply is 1...c5 (73% of games); against 1.d4, 1...d5 (81%). Lowest win rate among frequent openings: English Opening as Black, 12.5% over 16 games.
Our database contains 890 games by Alejandro Mateus, covering Apr 2003 to Aug 2026. Below you'll find Alejandro Mateus's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Alejandro Mateus 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 | 2,232 | 2,363 | Sep 2021 |
| Rapid | 2,176 | 2,341 | Jul 2017 |
| Blitz | 2,274 | 2,379 | Sep 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 890 | 420 | 228 | 242 | 47.2% |
| As White | 448 | 234 | 110 | 104 | 52.2% |
| As Black | 442 | 186 | 118 | 138 | 42.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Alejandro Mateus's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Alejandro Mateus's side.
First moves as White (448 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 349 | 77.9% | 64.5% |
| d4 | 92 | 20.5% | 64.1% |
| Nf3 | 6 | 1.3% | 66.7% |
| f4 | 1 | 0.2% | 100.0% |
Main lines as White
- 1.e4 — 78% of White games, 64.5% score
- …c5 (50% of these games) — Mateus usually continues Nf3 (62.1% score)
- …e5 (16% of these games) — Mateus usually continues Nf3 (76.4% score)
- …e6 (12% of these games) — Mateus usually continues d4 (56.9% score)
- 1.d4 — 21% of White games, 64.1% score
- …Nf6 (65% of these games) — Mateus usually continues c4 (56.0% score)
- …d5 (30% of these games) — Mateus usually continues c4 (69.6% score)
- …d6 (1% of these games) — Mateus usually continues e4 (100.0% score)
As Black against 1.e4 (242 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 176 | 72.7% | 53.1% |
| d6 | 29 | 12.0% | 60.3% |
| c6 | 12 | 5.0% | 37.5% |
| e5 | 10 | 4.1% | 55.0% |
| e6 | 6 | 2.5% | 50.0% |
| Nf6 | 6 | 2.5% | 83.3% |
As Black against 1.d4 (135 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 110 | 81.5% | 60.9% |
| Nf6 | 24 | 17.8% | 56.3% |
| e6 | 1 | 0.7% | 100.0% |
Alejandro Mateus's chess games
All 890 games by Alejandro Mateus in the Chess.ceo database (Apr 2003 - 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: 420 wins, 228 draws, 242 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian: Alapin | 54 | 30/12/12 | 55.6% |
| B22 | Sicilian | 49 | 22/14/13 | 44.9% |
| B94 | Sicilian: Najdorf | 32 | 15/8/9 | 46.9% |
| C06 | French: Tarrasch Variation | 31 | 11/13/7 | 35.5% |
| D85 | Indian Defense | 18 | 9/7/2 | 50.0% |
| C77 | Ruy Lopez: Morphy Defense | 16 | 12/3/1 | 75.0% |
| E11 | Catalan | 14 | 1/4/9 | 7.1% |
| D30 | Slav Defense | 12 | 8/2/2 | 66.7% |
| B10 | Caro-Kann | 12 | 7/1/4 | 58.3% |
| B70 | Sicilian: Dragon | 10 | 5/3/2 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 103 | 47/18/38 | 45.6% |
| D10 | Slav Defense | 66 | 31/18/17 | 47.0% |
| B50 | Sicilian | 30 | 9/11/10 | 30.0% |
| B07 | Pirc Defense | 28 | 16/3/9 | 57.1% |
| A13 | English Opening | 16 | 2/7/7 | 12.5% |
| D00 | Queen's Pawn Game | 12 | 4/5/3 | 33.3% |
| D02 | London System | 12 | 5/2/5 | 41.7% |
| A11 | English Opening: Slav Setup | 10 | 3/2/5 | 30.0% |
| D43 | Semi-Slav Defense | 10 | 6/3/1 | 60.0% |
| B51 | Sicilian: Moscow Variation | 10 | 2/4/4 | 20.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2022 | Jose Fernando Cuenca Jimenez | 2,553 | 1st Sabaneta Open A | C45 |
| Jul 2015 | Daniel Alsina Leal | 2,531 | 17th Barcelona Sant Marti Open A | B22 |
| May 2022 | Arnaldo Fernandez De La Vara | 2,499 | Guillermo Garcia Memorial-A | C65 |
| Nov 2021 | Sergio E Barrientos Chavarriaga | 2,485 | ch-COL Blitz | B14 |
| Aug 2015 | Pere Garriga Cazorla | 2,461 | 41st Badalona Open | D44 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-COL | 2022 | 83 | 44 | 2,196 |
| Titled Tuesday | 2025 | 82 | 41.5 | 2,264 |
| ch-COL sf | 2021 | 41 | 29 | 2,343 |
| chT-COL | 2022 | 25 | 16 | 2,146 |
| ch-Pan American U20 | 2006 | 18 | 10.5 | 2,062 |
| ch-COL Blitz | 2021 | 13 | 8 | 2,256 |
| chT-COL Blitz | 2022 | 13 | 10.5 | 2,185 |
| Cali Open | 2009 | 12 | 6.5 | 2,228 |
Frequent opponents
Head-to-head records: Cristhian Camilo Rios Gomez (13 games) · Santiago Avila Pavas (10 games)
Interactive opening tree from all 890 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Alejandro Mateus's chess games?
890 games by Alejandro Mateus, from Apr 2003 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 Alejandro Mateus has played.
What does Alejandro Mateus play on the first move as White?
Across 448 games with White in our database, Alejandro Mateus opens with 1.e4 (78% of games), 1.d4 (21% of games), 1.Nf3 (1% of games). Against 1.e4 as Black, Alejandro Mateus answers 1...c5 (73% of games), 1...d6 (12% of games), 1...c6 (5% of games). Against 1.d4: 1...d5 (81% of games), 1...Nf6 (18% of games), 1...e6 (1% of games).
What openings does Alejandro Mateus play as White?
As White, Alejandro Mateus's most-played openings in our database are: Sicilian: Alapin (54 games, 55.6% win rate); Sicilian (49 games, 44.9% win rate); Sicilian: Najdorf (32 games, 46.9% win rate). The full breakdown of 448 games with White is in the table above.
What openings does Alejandro Mateus play as Black?
As Black, Alejandro Mateus most often plays: Sicilian: Najdorf (103 games, 45.6% win rate); Slav Defense (66 games, 47.0% win rate); Sicilian (30 games, 30.0% win rate). See the table above for the top ten Black openings across 442 games.
What is Alejandro Mateus's FIDE rating?
Alejandro Mateus is currently rated 2,232 in classical chess, 2,176 in rapid and 2,274 in blitz. Peak classical rating: 2,363 (Sep 2021).
How many games has Alejandro Mateus played?
Our database contains 890 games by Alejandro Mateus, covering Apr 2003 to Aug 2026. Overall record: 420 wins, 228 draws, 242 losses (47.2% win rate).
How do I prepare against Alejandro Mateus?
890 games by Alejandro Mateus 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.