Prepare against Claude Duplessis
Canada · World #121,412 classical · FIDE ID 2624044
When preparing against Claude Duplessis, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...e5 (86% of games); against 1.d4, 1...f5 (73%).
Our database contains 41 games by Claude Duplessis, covering Aug 2018 to Aug 2026. Below you'll find Claude Duplessis's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Claude Duplessis 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 | 1,669 | 1,711 | Jul 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 41 | 12 | 5 | 24 | 29.3% |
| As White | 20 | 6 | 4 | 10 | 30.0% |
| As Black | 21 | 6 | 1 | 14 | 28.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Claude Duplessis's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Claude Duplessis's side.
First moves as White (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 20 | 100.0% | 40.0% |
Main lines as White
- 1.e4 — 100% of White games, 40.0% score
- …c5 (50% of these games) — Duplessis usually continues Nc3 (42.9% score)
- …e5 (40% of these games) — Duplessis usually continues Nf3 (62.5% score)
- …c6 (5% of these games) — Duplessis usually continues d4 (0.0% score)
As Black against 1.e4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 6 | 85.7% | 16.7% |
| c5 | 1 | 14.3% | 100.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| f5 | 8 | 72.7% | 37.5% |
| Nf6 | 3 | 27.3% | 0.0% |
Claude Duplessis's chess games
All 41 games by Claude Duplessis in the Chess.ceo database (Aug 2018 - 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: 12 wins, 5 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 7 | 2/2/3 | 28.6% |
| C41 | Philidor | 3 | 3/0/0 | 100.0% |
| C89 | Ruy Lopez: Closed | 3 | 0/1/2 | 0.0% |
| C78 | Ruy Lopez: Morphy Defense | 1 | 1/0/0 | 100.0% |
| B84 | Sicilian | 1 | 0/0/1 | 0.0% |
| B70 | Sicilian: Dragon | 1 | 0/0/1 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 1 | 0/0/1 | 0.0% |
| B90 | Sicilian: Najdorf | 1 | 0/0/1 | 0.0% |
| B07 | Pirc Defense | 1 | 0/0/1 | 0.0% |
| C67 | Ruy Lopez: Berlin Defense | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A80 | Dutch Defense | 9 | 3/0/6 | 33.3% |
| C88 | Ruy Lopez: Closed | 2 | 1/0/1 | 50.0% |
| A10 | English Opening: Dutch Defense | 2 | 1/1/0 | 50.0% |
| D00 | Queen's Pawn Game: Veresov | 1 | 0/0/1 | 0.0% |
| C68 | Ruy Lopez: Exchange | 1 | 0/0/1 | 0.0% |
| C44 | Scotch Game | 1 | 0/0/1 | 0.0% |
| B83 | Sicilian: Najdorf | 1 | 1/0/0 | 100.0% |
| A77 | Benoni Defense | 1 | 0/0/1 | 0.0% |
| A45 | Trompowsky Attack | 1 | 0/0/1 | 0.0% |
| C54 | Italian Game: Classical Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2018 | Nader Haji Ghanbari | 1,895 | Quebec Open U2000 | A96 |
| Jul 2018 | Yoakim Turgeon | 1,825 | Quebec Open U2000 | A80 |
| Jul 2018 | Roland Pommainville | 1,634 | Quebec Open U2000 | C62 |
| Jul 2018 | Serge Desmarais | 1,626 | Quebec Open U2000 | A91 |
| Aug 1990 | Johanne Charest | 1,622 | Montreal Quebec U1900 Open | B83 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Quebec Open U2000 | 2018 | 10 | 4 | 1,720 |
| Montreal Young Stars 2 | 2017 | 8 | 3.5 | 1,467 |
| Quebec Open U1700 | 2016 | 8 | 2 | 1,234 |
| 3rd ch-Francophone | 2015 | 8 | 2 | 1,724 |
| ch-Quebec Senior | 2018 | 5 | 2 | 1,609 |
| 5e Tournoi du mardi à Laval 2026 | Section B | 2026 | 1 | 0 | – |
| Montreal Quebec U1900 Open | 1990 | 1 | 1 | 2,022 |
Interactive opening tree from all 41 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Claude Duplessis's chess games?
41 games by Claude Duplessis, from Aug 2018 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 Claude Duplessis has played.
What does Claude Duplessis play on the first move as White?
Across 20 games with White in our database, Claude Duplessis opens with 1.e4 (100% of games). Against 1.e4 as Black, Claude Duplessis answers 1...e5 (86% of games), 1...c5 (14% of games). Against 1.d4: 1...f5 (73% of games), 1...Nf6 (27% of games).
What openings does Claude Duplessis play as White?
As White, Claude Duplessis's most-played openings in our database are: Sicilian: Closed (7 games, 28.6% win rate); Philidor (3 games, 100.0% win rate); Ruy Lopez: Closed (3 games, 0.0% win rate). The full breakdown of 20 games with White is in the table above.
What openings does Claude Duplessis play as Black?
As Black, Claude Duplessis most often plays: Dutch Defense (9 games, 33.3% win rate); Ruy Lopez: Closed (2 games, 50.0% win rate); English Opening: Dutch Defense (2 games, 50.0% win rate). See the table above for the top ten Black openings across 21 games.
What is Claude Duplessis's FIDE rating?
Claude Duplessis is currently rated 1,669 in classical chess. Peak classical rating: 1,711 (Jul 2024).
How many games has Claude Duplessis played?
Our database contains 41 games by Claude Duplessis, covering Aug 2018 to Aug 2026. Overall record: 12 wins, 5 draws, 24 losses (29.3% win rate).
How do I prepare against Claude Duplessis?
41 games by Claude Duplessis 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.