Prepare against Juan Jose Montes de Oca
Argentina · World #26,598 classical · FIDE ID 105538
When preparing against Juan Jose Montes de Oca, expect 1.e4 in 80% of White games. Against 1.e4 the reply is 1...e5 (65% of games); against 1.d4, 1...Nf6 (89%).
Our database contains 179 games by Juan Jose Montes de Oca, covering Apr 2003 to Sep 2026. Below you'll find Juan Jose Montes de Oca's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Juan Jose Montes de Oca 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 | 2,007 | 2,153 | Jan 2004 |
| Rapid | 2,138 | 2,152 | Apr 2023 |
| Blitz | 2,184 | 2,207 | Dec 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 179 | 53 | 54 | 72 | 29.6% |
| As White | 91 | 25 | 34 | 32 | 27.5% |
| As Black | 88 | 28 | 20 | 40 | 31.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Juan Jose Montes de Oca's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Juan Jose Montes de Oca's side.
First moves as White (91 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 73 | 80.2% | 47.9% |
| d4 | 11 | 12.1% | 45.5% |
| Nf3 | 6 | 6.6% | 25.0% |
| Nc3 | 1 | 1.1% | 50.0% |
Main lines as White
- 1.e4 — 80% of White games, 47.9% score
- …c5 (40% of these games) — Oca usually continues Nf3 (40.7% score)
- …e5 (18% of these games) — Oca usually continues Nf3 (73.1% score)
- …e6 (16% of these games) — Oca usually continues d4 (45.0% score)
- 1.d4 — 12% of White games, 45.5% score
- …Nf6 (36% of these games) — Oca usually continues Nf3 (50.0% score)
- …d5 (18% of these games) — Oca usually continues Nf3 (100.0% score)
- …g6 (18% of these games) — Oca usually continues Nf3 (0.0% score)
As Black against 1.e4 (49 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 32 | 65.3% | 48.4% |
| d6 | 10 | 20.4% | 10.0% |
| c6 | 3 | 6.1% | 50.0% |
| g6 | 3 | 6.1% | 66.7% |
| e6 | 1 | 2.0% | 0.0% |
As Black against 1.d4 (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 24 | 88.9% | 47.9% |
| d5 | 2 | 7.4% | 100.0% |
| d6 | 1 | 3.7% | 100.0% |
Juan Jose Montes de Oca's chess games
All 179 games by Juan Jose Montes de Oca in the Chess.ceo database (Apr 2003 - Sep 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: 53 wins, 54 draws, 72 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B30 | Sicilian: Rossolimo | 10 | 2/5/3 | 20.0% |
| B40 | Sicilian | 7 | 1/2/4 | 14.3% |
| C45 | Scotch Game | 7 | 5/2/0 | 71.4% |
| B51 | Sicilian: Moscow Variation | 6 | 0/5/1 | 0.0% |
| B02 | Alekhine Defense | 6 | 1/2/3 | 16.7% |
| B06 | Modern Defense | 4 | 0/0/4 | 0.0% |
| C11 | French: Classical Variation | 4 | 2/0/2 | 50.0% |
| A48 | London System | 4 | 2/2/0 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 3 | 3/0/0 | 100.0% |
| B09 | Pirc Defense | 3 | 0/3/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A61 | Benoni Defense | 12 | 4/3/5 | 33.3% |
| C92 | Ruy Lopez: Closed | 11 | 3/3/5 | 27.3% |
| B08 | Pirc Defense | 10 | 0/2/8 | 0.0% |
| C77 | Ruy Lopez: Morphy Defense | 4 | 2/1/1 | 50.0% |
| A39 | Indian Defense | 4 | 2/0/2 | 50.0% |
| A31 | English Opening | 4 | 2/1/1 | 50.0% |
| B06 | Modern Defense | 3 | 1/2/0 | 33.3% |
| A45 | Trompowsky Attack | 3 | 2/1/0 | 66.7% |
| C26 | Vienna Game | 3 | 1/1/1 | 33.3% |
| A20 | English Opening: Reverse Sicilian | 2 | 0/1/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2025 | Hugo Spangenberg | 2,438 | BA CHESS BLITZ DGT GRAND PRIX | Etapa 2 | C47 |
| Jun 2019 | Cristian Dolezal | 2,412 | Buenos Aires CC Moreno Open | B27 |
| Sep 2025 | Lucas Cumpe | 2,405 | BA CHESS BLITZ DGT GRAND PRIX | Etapa 6 | B40 |
| Sep 2002 | Rodolfo Garbarino | 2,393 | Najdorf Memorial Open | C54 |
| Sep 2002 | Marcelo A. Panelo Munoz | 2,348 | Najdorf Memorial Open | A67 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 2nd 3-0 Thu 30th Jul 2026 | 2026 | 11 | 4.5 | 2,201 |
| 2nd 3-0 Thu 23rd Jul 2026 | 2026 | 11 | 5 | 2,158 |
| 3rd 3-0 Thu 9th Jul 2026 | 2026 | 11 | 4 | 2,012 |
| 1st Chesspangenberg Open | 2003 | 9 | 5 | 2,439 |
| Buenos Aires Banfield Open | 2005 | 9 | 1.5 | 1,971 |
| 24th Villa Martelli ProAm Open | 2017 | 8 | 4 | 2,026 |
| Najdorf Memorial Open | 2002 | 8 | 4.5 | 2,368 |
| 21st Villa Martelli Open B | 2014 | 8 | 4.5 | 2,084 |
Interactive opening tree from all 179 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Juan Jose Montes de Oca's chess games?
179 games by Juan Jose Montes de Oca, from Apr 2003 to Sep 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 Juan Jose Montes de Oca has played.
What does Juan Jose Montes de Oca play on the first move as White?
Across 91 games with White in our database, Juan Jose Montes de Oca opens with 1.e4 (80% of games), 1.d4 (12% of games), 1.Nf3 (7% of games). Against 1.e4 as Black, Juan Jose Montes de Oca answers 1...e5 (65% of games), 1...d6 (20% of games), 1...c6 (6% of games). Against 1.d4: 1...Nf6 (89% of games), 1...d5 (7% of games), 1...d6 (4% of games).
What openings does Juan Jose Montes de Oca play as White?
As White, Juan Jose Montes de Oca's most-played openings in our database are: Sicilian: Rossolimo (10 games, 20.0% win rate); Sicilian (7 games, 14.3% win rate); Scotch Game (7 games, 71.4% win rate). The full breakdown of 91 games with White is in the table above.
What openings does Juan Jose Montes de Oca play as Black?
As Black, Juan Jose Montes de Oca most often plays: Benoni Defense (12 games, 33.3% win rate); Ruy Lopez: Closed (11 games, 27.3% win rate); Pirc Defense (10 games, 0.0% win rate). See the table above for the top ten Black openings across 88 games.
What is Juan Jose Montes de Oca's FIDE rating?
Juan Jose Montes de Oca is currently rated 2,007 in classical chess, 2,138 in rapid and 2,184 in blitz. Peak classical rating: 2,153 (Jan 2004).
How many games has Juan Jose Montes de Oca played?
Our database contains 179 games by Juan Jose Montes de Oca, covering Apr 2003 to Sep 2026. Overall record: 53 wins, 54 draws, 72 losses (29.6% win rate).
How do I prepare against Juan Jose Montes de Oca?
179 games by Juan Jose Montes de Oca 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.