Prepare against Serge Gagnon
Canada · World #40,912 classical · FIDE ID 2611007
When preparing against Serge Gagnon, expect 1.d4 in 80% of White games. Against 1.e4 the reply is 1...d6 (74% of games); against 1.d4, 1...d6 (74%). Lowest win rate among frequent openings: Modern Defense as Black, 15.8% over 19 games.
Our database contains 221 games by Serge Gagnon, covering Sep 2010 to Jul 2026. Below you'll find Serge Gagnon's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Serge Gagnon 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 | 1,931 | 2,128 | Sep 2010 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 221 | 81 | 47 | 93 | 36.7% |
| As White | 116 | 52 | 20 | 44 | 44.8% |
| As Black | 105 | 29 | 27 | 49 | 27.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Serge Gagnon's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Serge Gagnon's side.
First moves as White (116 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 93 | 80.2% | 52.2% |
| Nf3 | 12 | 10.3% | 70.8% |
| g3 | 6 | 5.2% | 66.7% |
| c4 | 3 | 2.6% | 0.0% |
| e4 | 2 | 1.7% | 50.0% |
Main lines as White
- 1.d4 — 80% of White games, 52.2% score
- …Nf6 (49% of these games) — Gagnon usually continues c4 (48.9% score)
- …d5 (29% of these games) — Gagnon usually continues c4 (48.1% score)
- …f5 (11% of these games) — Gagnon usually continues c4 (66.7% score)
- 1.Nf3 — 10% of White games, 70.8% score
- …Nf6 (75% of these games) — Gagnon usually continues g3 (70.0% score)
- …f5 (8% of these games) — Gagnon usually continues d4 (100.0% score)
- …d5 (8% of these games) — Gagnon usually continues c4 (0.0% score)
As Black against 1.e4 (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 34 | 73.9% | 38.2% |
| g6 | 8 | 17.4% | 18.8% |
| c5 | 2 | 4.3% | 100.0% |
| e6 | 1 | 2.2% | 0.0% |
| Nf6 | 1 | 2.2% | 50.0% |
As Black against 1.d4 (42 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 31 | 73.8% | 33.9% |
| g6 | 5 | 11.9% | 10.0% |
| d5 | 3 | 7.1% | 50.0% |
| Nf6 | 2 | 4.8% | 75.0% |
| c5 | 1 | 2.4% | 100.0% |
Serge Gagnon's chess games
All 221 games by Serge Gagnon in the Chess.ceo database (Sep 2010 - 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: 81 wins, 47 draws, 93 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E99 | King's Indian Defense: Orthodox Variation | 13 | 5/3/5 | 38.5% |
| A85 | Dutch Defense | 11 | 7/1/3 | 63.6% |
| D15 | Slav Defense | 10 | 4/3/3 | 40.0% |
| A55 | Indian Defense | 7 | 3/0/4 | 42.9% |
| E46 | Nimzo-Indian: Rubinstein System | 6 | 2/0/4 | 33.3% |
| D35 | Semi-Slav Defense | 6 | 4/1/1 | 66.7% |
| D31 | Queen's Gambit Declined: Orthodox Defense | 5 | 2/0/3 | 40.0% |
| B38 | English Opening | 5 | 2/1/2 | 40.0% |
| A56 | Benoni Defense | 5 | 2/1/2 | 40.0% |
| D82 | Grünfeld Defense | 4 | 2/1/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B07 | Pirc Defense | 39 | 9/11/19 | 23.1% |
| B06 | Modern Defense | 19 | 3/4/12 | 15.8% |
| A41 | Rat Defense | 14 | 2/3/9 | 14.3% |
| A41 | Queen's Pawn Game | 10 | 3/3/4 | 30.0% |
| A21 | English Opening: Reverse Sicilian | 5 | 3/1/1 | 60.0% |
| A01 | Nimzovich-Larsen attack | 2 | 1/0/1 | 50.0% |
| A00 | Grob's Attack | 2 | 2/0/0 | 100.0% |
| B73 | Sicilian: Dragon | 2 | 2/0/0 | 100.0% |
| B07 | Philidor | 2 | 1/0/1 | 50.0% |
| B04 | Alekhine Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2010 | Francois Leveille | 2,304 | ch-Quebec Elite qual | A07 |
| Jul 2010 | Arkadiusz Luksza | 2,195 | ch-Quebec Open B | D35 |
| Jun 2010 | Alexandre Levkovsky | 2,193 | Montreal Mercredi 12 | B74 |
| Jan 2011 | Martial Larochelle | 2,163 | Quebec Class | A83 |
| Sep 2011 | Olivier-Kenta Chiku-Ratte | 2,160 | Montreal Mercredi 08 | A43 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Quebec U20 | 1989 | 21 | 6 | 1,725 |
| Quebec Open | 2013 | 20 | 12 | 2,015 |
| Montreal Pere Noel Open | 2023 | 16 | 7.5 | 1,876 |
| ch-Quebec Elite | 2011 | 13 | 7 | 2,026 |
| Montreal Mercredi 11 | 2011 | 10 | 3 | 1,916 |
| Montreal Pere Noel | 2012 | 8 | 4.5 | 1,901 |
| ch-Quebec Open B | 2010 | 7 | 3.5 | 2,124 |
| ch-Quebec Open | 2016 | 7 | 2.5 | 1,942 |
Interactive opening tree from all 221 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Serge Gagnon's chess games?
221 games by Serge Gagnon, from Sep 2010 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 Serge Gagnon has played.
What does Serge Gagnon play on the first move as White?
Across 116 games with White in our database, Serge Gagnon opens with 1.d4 (80% of games), 1.Nf3 (10% of games), 1.g3 (5% of games). Against 1.e4 as Black, Serge Gagnon answers 1...d6 (74% of games), 1...g6 (17% of games), 1...c5 (4% of games). Against 1.d4: 1...d6 (74% of games), 1...g6 (12% of games), 1...d5 (7% of games).
What openings does Serge Gagnon play as White?
As White, Serge Gagnon's most-played openings in our database are: King's Indian Defense: Orthodox Variation (13 games, 38.5% win rate); Dutch Defense (11 games, 63.6% win rate); Slav Defense (10 games, 40.0% win rate). The full breakdown of 116 games with White is in the table above.
What openings does Serge Gagnon play as Black?
As Black, Serge Gagnon most often plays: Pirc Defense (39 games, 23.1% win rate); Modern Defense (19 games, 15.8% win rate); Rat Defense (14 games, 14.3% win rate). See the table above for the top ten Black openings across 105 games.
What is Serge Gagnon's FIDE rating?
Serge Gagnon is currently rated 1,931 in classical chess. Peak classical rating: 2,128 (Sep 2010).
How many games has Serge Gagnon played?
Our database contains 221 games by Serge Gagnon, covering Sep 2010 to Jul 2026. Overall record: 81 wins, 47 draws, 93 losses (36.7% win rate).
How do I prepare against Serge Gagnon?
221 games by Serge Gagnon 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.