Prepare against Alfredo Alonso Perez
Spain · World #58,021 classical · FIDE ID 32013493
When preparing against Alfredo Alonso Perez, expect 1.d4 in 87% of White games. Against 1.e4 the reply is 1...e5 (100% of games); against 1.d4, 1...d5 (80%).
Our database contains 46 games by Alfredo Alonso Perez, covering Nov 2009 to Aug 2026. Below you'll find Alfredo Alonso Perez's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Alfredo Alonso Perez 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 | 1,863 | 1,904 | Aug 2024 |
| Rapid | 1,813 | 1,855 | Oct 2025 |
| Blitz | 1,824 | 1,857 | Dec 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 46 | 10 | 10 | 26 | 21.7% |
| As White | 23 | 5 | 4 | 14 | 21.7% |
| As Black | 23 | 5 | 6 | 12 | 21.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Alfredo Alonso Perez's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Alfredo Alonso Perez's side.
First moves as White (23 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 20 | 87.0% | 30.0% |
| Nf3 | 2 | 8.7% | 0.0% |
| e4 | 1 | 4.3% | 100.0% |
Main lines as White
- 1.d4 — 87% of White games, 30.0% score
- …Nf6 (55% of these games) — Perez usually continues Bf4 (22.2% score)
- …d5 (30% of these games) — Perez usually continues c4 (83.3% score)
- …g6 (5% of these games) — Perez usually continues Nf3 (0.0% score)
- 1.Nf3 — 9% of White games, 0.0% score
- …Nf6 (50% of these games) — Perez usually continues e3 (0.0% score)
- …d5 (50% of these games) — Perez usually continues d4 (0.0% score)
As Black against 1.e4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 7 | 100.0% | 42.9% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 8 | 80.0% | 25.0% |
| Nf6 | 1 | 10.0% | 100.0% |
| c5 | 1 | 10.0% | 50.0% |
Alfredo Alonso Perez's chess games
All 46 games by Alfredo Alonso Perez in the Chess.ceo database (Nov 2009 - 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: 10 wins, 10 draws, 26 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | London System | 11 | 1/2/8 | 9.1% |
| D13 | Slav Defense | 2 | 1/1/0 | 50.0% |
| D05 | Colle System | 1 | 0/0/1 | 0.0% |
| A40 | Englund Gambit | 1 | 1/0/0 | 100.0% |
| A40 | Modern Defense | 1 | 0/0/1 | 0.0% |
| A57 | Benoni Defense | 1 | 0/0/1 | 0.0% |
| D02 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| D05 | Réti Opening | 1 | 0/0/1 | 0.0% |
| D01 | Richter-Veresov Attack | 1 | 0/1/0 | 0.0% |
| A35 | Sicilian: Accelerated Dragon | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A85 | Slav Defense | 6 | 0/1/5 | 0.0% |
| A15 | English Opening | 4 | 1/1/2 | 25.0% |
| A24 | English Opening: Slav Setup | 1 | 0/0/1 | 0.0% |
| C46 | Four Knights Game: Italian Variation | 1 | 1/0/0 | 100.0% |
| D05 | Indian Defense | 1 | 1/0/0 | 100.0% |
| C56 | Italian Game | 1 | 0/1/0 | 0.0% |
| C36 | King's Gambit | 1 | 0/1/0 | 0.0% |
| D02 | London System | 1 | 0/1/0 | 0.0% |
| C42 | Petrov's Defense | 1 | 0/0/1 | 0.0% |
| C41 | Philidor | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2025 | Juan Garcia Padron | 2,155 | 17th Montalvo Mem | C46 |
| Sep 2024 | Valeria Bethencourt Hernandez | 1,639 | San Cristobal de La Laguna Rapid Open | B07 |
| Apr 2025 | Francisco David Delgado Armas | 1,608 | 17th Montalvo Mem | D30 |
| Apr 2025 | Damian Leandro Tejera | 1,546 | 17th Montalvo Mem | D05 |
| Dec 2017 | Carmen Hernandez Capote | 1,512 | Santa Cruz La Palma Christmas Open | A15 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 17th Montalvo Mem | 2025 | 8 | 4 | 1,880 |
| 6th San Cristobal de La Laguna Open A | 2024 | 8 | 1 | 1,753 |
| 3rd Isla de la Palma Semana Santa Open | 2018 | 6 | 3 | 1,576 |
| Santa Cruz La Palma Christmas Open | 2017 | 6 | 3.5 | 1,741 |
| Puerto del Rosario Open U2300 | 2018 | 5 | 2 | 1,937 |
| San Cristobal de La Laguna Rapid Open | 2024 | 4 | 1 | 1,805 |
| La Palma Island Open | 2024 | 3 | 0 | 2,067 |
| Las Palmas Isla Bonita Open 4th | 2019 | 2 | 0.5 | 1,921 |
Interactive opening tree from all 46 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Alfredo Alonso Perez's chess games?
46 games by Alfredo Alonso Perez, from Nov 2009 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 Alfredo Alonso Perez has played.
What does Alfredo Alonso Perez play on the first move as White?
Across 23 games with White in our database, Alfredo Alonso Perez opens with 1.d4 (87% of games), 1.Nf3 (9% of games), 1.e4 (4% of games). Against 1.e4 as Black, Alfredo Alonso Perez answers 1...e5 (100% of games). Against 1.d4: 1...d5 (80% of games), 1...Nf6 (10% of games), 1...c5 (10% of games).
What openings does Alfredo Alonso Perez play as White?
As White, Alfredo Alonso Perez's most-played openings in our database are: London System (11 games, 9.1% win rate); Slav Defense (2 games, 50.0% win rate); Colle System (1 games, 0.0% win rate). The full breakdown of 23 games with White is in the table above.
What openings does Alfredo Alonso Perez play as Black?
As Black, Alfredo Alonso Perez most often plays: Slav Defense (6 games, 0.0% win rate); English Opening (4 games, 25.0% win rate); English Opening: Slav Setup (1 games, 0.0% win rate). See the table above for the top ten Black openings across 23 games.
What is Alfredo Alonso Perez's FIDE rating?
Alfredo Alonso Perez is currently rated 1,863 in classical chess, 1,813 in rapid and 1,824 in blitz. Peak classical rating: 1,904 (Aug 2024).
How many games has Alfredo Alonso Perez played?
Our database contains 46 games by Alfredo Alonso Perez, covering Nov 2009 to Aug 2026. Overall record: 10 wins, 10 draws, 26 losses (21.7% win rate).
How do I prepare against Alfredo Alonso Perez?
46 games by Alfredo Alonso Perez 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.