Prepare against Juan Esteban Martinez Serna
Colombia · World #14,831 classical · FIDE ID 4488334
When preparing against Juan Esteban Martinez Serna, expect 1.d4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...d5 (92%).
Our database contains 90 games by Juan Esteban Martinez Serna, covering Aug 2019 to Sep 2026. Below you'll find Juan Esteban Martinez Serna's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Juan Esteban Martinez Serna 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 | 2,108 | 2,108 | Sep 2026 |
| Rapid | 1,833 | 1,858 | Dec 2025 |
| Blitz | 1,991 | 2,109 | Dec 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 90 | 47 | 17 | 26 | 52.2% |
| As White | 44 | 24 | 7 | 13 | 54.5% |
| As Black | 46 | 23 | 10 | 13 | 50.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Juan Esteban Martinez Serna's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Juan Esteban Martinez Serna's side.
First moves as White (43 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 43 | 100.0% | 61.6% |
Main lines as White
- 1.d4 — 100% of White games, 61.6% score
- …Nf6 (44% of these games) — Serna usually continues c4 (47.4% score)
- …d5 (40% of these games) — Serna usually continues c4 (73.5% score)
- …e6 (5% of these games) — Serna usually continues c4 (100.0% score)
As Black against 1.e4 (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 28 | 100.0% | 60.7% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 12 | 92.3% | 66.7% |
| Nf6 | 1 | 7.7% | 0.0% |
Juan Esteban Martinez Serna's chess games
All 90 games by Juan Esteban Martinez Serna in the Chess.ceo database (Aug 2019 - 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: 47 wins, 17 draws, 26 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D37 | Indian Defense | 6 | 4/1/1 | 66.7% |
| E15 | Queen's Indian Defense | 5 | 2/0/3 | 40.0% |
| D10 | Slav Defense | 5 | 3/1/1 | 60.0% |
| A57 | Benoni Defense | 4 | 3/0/1 | 75.0% |
| A40 | Queen's Gambit | 3 | 2/1/0 | 66.7% |
| E11 | Bogo-Indian Defense | 2 | 1/0/1 | 50.0% |
| A04 | Dutch Defense | 2 | 2/0/0 | 100.0% |
| E76 | King's Indian Defense: Four Pawns Attack | 2 | 0/0/2 | 0.0% |
| A41 | Queen's Pawn Game | 2 | 0/1/1 | 0.0% |
| D31 | Semi-Slav Defense | 2 | 1/0/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B77 | Sicilian: Dragon | 11 | 7/1/3 | 63.6% |
| B50 | Sicilian | 8 | 4/1/3 | 50.0% |
| D00 | London System | 6 | 5/1/0 | 83.3% |
| B52 | Sicilian: Moscow Variation | 5 | 0/4/1 | 0.0% |
| D13 | Slav Defense | 4 | 2/0/2 | 50.0% |
| B22 | Sicilian: Alapin | 2 | 1/0/1 | 50.0% |
| A11 | English Opening: Slav Setup | 2 | 0/2/0 | 0.0% |
| A06 | Nimzo-Larsen Attack | 1 | 1/0/0 | 100.0% |
| B23 | Sicilian: Closed | 1 | 1/0/0 | 100.0% |
| D11 | Indian Defense | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2026 | Santiago Loaiza Cuervo | 2,096 | ASCUN Nacional | Clásico | Absoluto | A45 |
| Apr 2025 | Diego Zilleruelo Irizarry | 2,090 | Subzonal 2.3.2 | B50 |
| Aug 2026 | Jorge Emilio Torres | 2,087 | XXXIII IRT Internacional Feria de las Flores 2026 | Internacional | D10 |
| Sep 2026 | Miguel Angel Toro | 2,076 | ASCUN Nacional | Clásico | Absoluto | B77 |
| Apr 2025 | Julian Andres Munoz | 2,058 | Subzonal 2.3.2 | A94 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 18th American Continental | 2024 | 11 | 6 | 2,053 |
| ch-Pan American School U13 | 2019 | 9 | 5 | 1,505 |
| Subzonal 2.3.2 | 2025 | 9 | 6 | 2,059 |
| ASCUN Nacional | Clásico | Absoluto | 2026 | 7 | 6 | 2,335 |
| Medellin Aristizabal Cup | 2022 | 7 | 4 | 1,818 |
| Medellin de La Raza U2000 Open | 2023 | 7 | 6.5 | 1,929 |
| 30th Medellin Flores Open | 2023 | 6 | 4.5 | 1,795 |
| ch-COL Cat D U1800 | 2021 | 6 | 3 | 1,425 |
Interactive opening tree from all 90 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Juan Esteban Martinez Serna's chess games?
90 games by Juan Esteban Martinez Serna, from Aug 2019 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 Esteban Martinez Serna has played.
What does Juan Esteban Martinez Serna play on the first move as White?
Across 43 games with White in our database, Juan Esteban Martinez Serna opens with 1.d4 (100% of games). Against 1.e4 as Black, Juan Esteban Martinez Serna answers 1...c5 (100% of games). Against 1.d4: 1...d5 (92% of games), 1...Nf6 (8% of games).
What openings does Juan Esteban Martinez Serna play as White?
As White, Juan Esteban Martinez Serna's most-played openings in our database are: Indian Defense (6 games, 66.7% win rate); Queen's Indian Defense (5 games, 40.0% win rate); Slav Defense (5 games, 60.0% win rate). The full breakdown of 44 games with White is in the table above.
What openings does Juan Esteban Martinez Serna play as Black?
As Black, Juan Esteban Martinez Serna most often plays: Sicilian: Dragon (11 games, 63.6% win rate); Sicilian (8 games, 50.0% win rate); London System (6 games, 83.3% win rate). See the table above for the top ten Black openings across 46 games.
What is Juan Esteban Martinez Serna's FIDE rating?
Juan Esteban Martinez Serna is currently rated 2,108 in classical chess, 1,833 in rapid and 1,991 in blitz. Peak classical rating: 2,108 (Sep 2026).
How many games has Juan Esteban Martinez Serna played?
Our database contains 90 games by Juan Esteban Martinez Serna, covering Aug 2019 to Sep 2026. Overall record: 47 wins, 17 draws, 26 losses (52.2% win rate).
How do I prepare against Juan Esteban Martinez Serna?
90 games by Juan Esteban Martinez Serna 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.