Prepare against Isaac Chiu
United States · World #7,564 classical · FIDE ID 30900654
When preparing against Isaac Chiu, expect 1.e4 in 36% of White games. Against 1.e4 the reply is 1...g6 (23% of games); against 1.d4, 1...d5 (33%). Lowest win rate among frequent openings: Nimzovich-Larsen attack as White, 33.3% over 15 games.
Our database contains 443 games by Isaac Chiu, covering Dec 2015 to Oct 2026. Below you'll find Isaac Chiu's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Isaac Chiu 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 | 2,214 | 2,271 | Aug 2022 |
| Rapid | 2,168 | 2,168 | Oct 2026 |
| Blitz | 2,175 | 2,181 | Jun 2023 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 443 | 216 | 68 | 159 | 48.8% |
| As White | 222 | 112 | 40 | 70 | 50.5% |
| As Black | 221 | 104 | 28 | 89 | 47.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Isaac Chiu's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Isaac Chiu's side.
First moves as White (222 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 80 | 36.0% | 62.5% |
| c4 | 61 | 27.5% | 61.5% |
| d4 | 34 | 15.3% | 54.4% |
| Nf3 | 28 | 12.6% | 58.9% |
| b3 | 15 | 6.8% | 43.3% |
| e3 | 2 | 0.9% | 100.0% |
Main lines as White
- 1.e4 — 36% of White games, 62.5% score
- …c5 (41% of these games) — Chiu usually continues Nf3 (64.3% score)
- …e5 (21% of these games) — Chiu usually continues Nf3 (57.7% score)
- …c6 (10% of these games) — Chiu usually continues d4 (75.0% score)
- 1.c4 — 27% of White games, 61.5% score
- …e5 (26% of these games) — Chiu usually continues g3 (56.3% score)
- …Nf6 (25% of these games) — Chiu usually continues g3 (61.5% score)
- …e6 (15% of these games) — Chiu usually continues g3 (71.4% score)
As Black against 1.e4 (97 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 22 | 22.7% | 75.0% |
| c5 | 21 | 21.6% | 71.4% |
| e5 | 19 | 19.6% | 36.8% |
| e6 | 18 | 18.6% | 38.9% |
| Nf6 | 4 | 4.1% | 75.0% |
| c6 | 4 | 4.1% | 50.0% |
As Black against 1.d4 (72 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 24 | 33.3% | 39.6% |
| Nf6 | 23 | 31.9% | 56.5% |
| g6 | 16 | 22.2% | 53.1% |
| c5 | 3 | 4.2% | 50.0% |
| e6 | 3 | 4.2% | 100.0% |
| d6 | 2 | 2.8% | 50.0% |
Isaac Chiu's chess games
All 443 games by Isaac Chiu in the Chess.ceo database (Dec 2015 - Oct 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: 216 wins, 68 draws, 159 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A13 | English Opening | 19 | 11/3/5 | 57.9% |
| A20 | English Opening: Reverse Sicilian | 17 | 7/4/6 | 41.2% |
| A01 | Nimzovich-Larsen attack | 15 | 5/3/7 | 33.3% |
| A14 | English Opening: Neo-Catalan | 14 | 6/4/4 | 42.9% |
| B40 | Sicilian | 12 | 9/0/3 | 75.0% |
| B06 | Modern Defense | 10 | 7/1/2 | 70.0% |
| A36 | English Opening: Symmetrical | 9 | 5/2/2 | 55.6% |
| D37 | Indian Defense | 9 | 3/3/3 | 33.3% |
| D00 | Queen's Pawn Game: Chigorin Variation | 8 | 2/2/4 | 25.0% |
| B90 | Sicilian: Najdorf | 7 | 2/1/4 | 28.6% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 42 | 25/6/11 | 59.5% |
| B32 | Sicilian | 11 | 8/1/2 | 72.7% |
| D20 | Queen's Gambit Accepted | 11 | 3/3/5 | 27.3% |
| A13 | English Opening | 9 | 2/0/7 | 22.2% |
| D35 | Indian Defense | 9 | 4/0/5 | 44.4% |
| D00 | London System | 8 | 3/1/4 | 37.5% |
| A04 | Réti Opening | 6 | 4/1/1 | 66.7% |
| E90 | King's Indian Defense: Orthodox Variation | 5 | 3/1/1 | 60.0% |
| A01 | Nimzovich-Larsen attack | 5 | 2/1/2 | 40.0% |
| C07 | French: Tarrasch Variation | 5 | 3/0/2 | 60.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2025 | Etienne Bacrot | 2,631 | Titled Tue Early | A20 |
| Jun 2022 | David Paravyan | 2,620 | Titled Tue Late | A30 |
| Apr 2024 | Anton Demchenko | 2,609 | Titled Tue Late | E68 |
| Aug 2024 | Subramaniyam H Bharath | 2,566 | Titled Tue Early | A20 |
| Jul 2025 | Leon Livaic | 2,550 | Titled Tue Early | E10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 367 | 210.5 | 2,339 |
| Dulles Cherry Blossom Open | 2022 | 19 | 8.5 | 2,176 |
| 50th World Open | 2022 | 9 | 6 | 2,405 |
| 45th Eastern Open | 2018 | 7 | 4.5 | 2,152 |
| 15th Philadelphia Int. Open | 2022 | 7 | 3.5 | 2,287 |
| 51st Continental Open | 2021 | 5 | 2.5 | 2,255 |
| 2nd Dulles Colonial Open | 2021 | 5 | 3 | 2,091 |
| Charlotte CCCSA Winter | 2021 | 5 | 1.5 | 2,095 |
Interactive opening tree from all 443 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Isaac Chiu's chess games?
443 games by Isaac Chiu, from Dec 2015 to Oct 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 Isaac Chiu has played.
What does Isaac Chiu play on the first move as White?
Across 222 games with White in our database, Isaac Chiu opens with 1.e4 (36% of games), 1.c4 (27% of games), 1.d4 (15% of games). Against 1.e4 as Black, Isaac Chiu answers 1...g6 (23% of games), 1...c5 (22% of games), 1...e5 (20% of games). Against 1.d4: 1...d5 (33% of games), 1...Nf6 (32% of games), 1...g6 (22% of games).
What openings does Isaac Chiu play as White?
As White, Isaac Chiu's most-played openings in our database are: English Opening (19 games, 57.9% win rate); English Opening: Reverse Sicilian (17 games, 41.2% win rate); Nimzovich-Larsen attack (15 games, 33.3% win rate). The full breakdown of 222 games with White is in the table above.
What openings does Isaac Chiu play as Black?
As Black, Isaac Chiu most often plays: Modern Defense (42 games, 59.5% win rate); Sicilian (11 games, 72.7% win rate); Queen's Gambit Accepted (11 games, 27.3% win rate). See the table above for the top ten Black openings across 221 games.
What is Isaac Chiu's FIDE rating?
Isaac Chiu is currently rated 2,214 in classical chess, 2,168 in rapid and 2,175 in blitz. Peak classical rating: 2,271 (Aug 2022).
How many games has Isaac Chiu played?
Our database contains 443 games by Isaac Chiu, covering Dec 2015 to Oct 2026. Overall record: 216 wins, 68 draws, 159 losses (48.8% win rate).
How do I prepare against Isaac Chiu?
443 games by Isaac Chiu 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.