Prepare against Istvan Simon
Hungary · World #130,966 classical · FIDE ID 721654
When preparing against Istvan Simon, expect 1.d4 in 70% of White games. Against 1.e4 the reply is 1...e6 (33% of games); against 1.d4, 1...d5 (82%).
Our database contains 92 games by Istvan Simon, covering Oct 2005 to Jul 2026. Below you'll find Istvan Simon's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Istvan Simon 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 | 1,644 | 1,913 | Oct 2005 |
| Rapid | 1,681 | 1,726 | Jul 2025 |
| Blitz | 1,677 | 1,699 | Jul 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 92 | 25 | 25 | 42 | 27.2% |
| As White | 44 | 14 | 13 | 17 | 31.8% |
| As Black | 48 | 11 | 12 | 25 | 22.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Istvan Simon's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Istvan Simon's side.
First moves as White (44 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 31 | 70.5% | 46.8% |
| c4 | 9 | 20.5% | 55.6% |
| g3 | 2 | 4.5% | 50.0% |
| Nf3 | 2 | 4.5% | 0.0% |
Main lines as White
- 1.d4 — 70% of White games, 46.8% score
- …d5 (48% of these games) — Simon usually continues Nf3 (37.5% score)
- …Nf6 (26% of these games) — Simon usually continues Nf3 (64.3% score)
- …g6 (10% of these games) — Simon usually continues Nf3 (66.7% score)
- 1.c4 — 20% of White games, 55.6% score
- …g6 (33% of these games) — Simon usually continues Nc3 (50.0% score)
- …e5 (22% of these games) — Simon usually continues Nc3 (50.0% score)
- …Nf6 (22% of these games) — Simon usually continues d4 (0.0% score)
As Black against 1.e4 (30 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 10 | 33.3% | 20.0% |
| d5 | 9 | 30.0% | 38.9% |
| c5 | 8 | 26.7% | 56.3% |
| d6 | 2 | 6.7% | 0.0% |
| e5 | 1 | 3.3% | 0.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 9 | 81.8% | 50.0% |
| d6 | 1 | 9.1% | 100.0% |
| g6 | 1 | 9.1% | 0.0% |
Istvan Simon's chess games
All 92 games by Istvan Simon in the Chess.ceo database (Oct 2005 - Jul 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: 25 wins, 25 draws, 42 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | Queen's Pawn Game | 13 | 2/5/6 | 15.4% |
| A41 | Modern Defense | 6 | 3/1/2 | 50.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 4 | 1/3/0 | 25.0% |
| A47 | Indian Defense | 3 | 1/2/0 | 33.3% |
| A00 | Hungarian Opening | 2 | 1/0/1 | 50.0% |
| D45 | Slav Defense | 2 | 1/0/1 | 50.0% |
| D04 | Colle System | 2 | 0/1/1 | 0.0% |
| A81 | Dutch Defense | 2 | 0/0/2 | 0.0% |
| A22 | English Opening: Reverse Sicilian | 2 | 1/0/1 | 50.0% |
| A43 | Benoni Defense | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 8 | 1/3/4 | 12.5% |
| B20 | Sicilian | 7 | 3/2/2 | 42.9% |
| D46 | Slav Defense | 4 | 3/0/1 | 75.0% |
| C01 | French: Exchange Variation | 4 | 1/0/3 | 25.0% |
| A41 | Queen's Pawn Game | 2 | 1/1/0 | 50.0% |
| D00 | London System | 2 | 0/1/1 | 0.0% |
| D35 | Indian Defense | 2 | 0/1/1 | 0.0% |
| C10 | French: Tarrasch Variation | 2 | 0/0/2 | 0.0% |
| C02 | French: Advance Variation | 2 | 0/0/2 | 0.0% |
| A24 | English Opening | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2009 | Bela Juhasz | 2,205 | Devecser Esterhazy Memorial Open | A49 |
| Jun 2004 | Balazs Szabo | 2,151 | Ajka Borostyan Cup | D02 |
| Jan 1998 | Bela Nagy | 2,050 | Ajka Borostyan Cup | D93 |
| Sep 2013 | Christoph Glinzer | 1,993 | 10th Eschborn Open | D07 |
| Jul 2008 | Otto Vincze | 1,953 | Ajka Borostyan Cup | D11 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Ajka Borostyan Cup | 2009 | 63 | 25.5 | 1,966 |
| Devecser Esterhazy Memorial Open | 2009 | 7 | 3.5 | 1,931 |
| Veszprem Hemo Open | 2008 | 7 | 3 | 1,702 |
| chT2-HUN Szechenyi 0304 | 2004 | 6 | 1.5 | 1,588 |
| 10th Eschborn Open | 2013 | 3 | 2.5 | 2,035 |
| chT2-HUN Szechenyi 0405 | 2005 | 2 | 0.5 | 1,538 |
| NRW Verbandsklasse Group2 1314 | 2013 | 1 | 1 | 2,344 |
| Debrecen Hauptturnier B | 1913 | 1 | 0 | – |
Interactive opening tree from all 92 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Istvan Simon's chess games?
92 games by Istvan Simon, from Oct 2005 to Jul 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 Istvan Simon has played.
What does Istvan Simon play on the first move as White?
Across 44 games with White in our database, Istvan Simon opens with 1.d4 (70% of games), 1.c4 (20% of games), 1.g3 (5% of games). Against 1.e4 as Black, Istvan Simon answers 1...e6 (33% of games), 1...d5 (30% of games), 1...c5 (27% of games). Against 1.d4: 1...d5 (82% of games), 1...d6 (9% of games), 1...g6 (9% of games).
What openings does Istvan Simon play as White?
As White, Istvan Simon's most-played openings in our database are: Queen's Pawn Game (13 games, 15.4% win rate); Modern Defense (6 games, 50.0% win rate); King's Indian Defense: Fianchetto Variation (4 games, 25.0% win rate). The full breakdown of 44 games with White is in the table above.
What openings does Istvan Simon play as Black?
As Black, Istvan Simon most often plays: Scandinavian Defense: Main Line (8 games, 12.5% win rate); Sicilian (7 games, 42.9% win rate); Slav Defense (4 games, 75.0% win rate). See the table above for the top ten Black openings across 48 games.
What is Istvan Simon's FIDE rating?
Istvan Simon is currently rated 1,644 in classical chess, 1,681 in rapid and 1,677 in blitz. Peak classical rating: 1,913 (Oct 2005).
How many games has Istvan Simon played?
Our database contains 92 games by Istvan Simon, covering Oct 2005 to Jul 2026. Overall record: 25 wins, 25 draws, 42 losses (27.2% win rate).
How do I prepare against Istvan Simon?
92 games by Istvan Simon 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.