Prepare against Ha Thi Hai Nguyen
FM · VNM · World #21,270 classical · FIDE ID 12423572
When preparing against Ha Thi Hai Nguyen, expect 1.d4 in 100% of White games. Against 1.e4 the reply is 1...e6 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 65 games by Ha Thi Hai Nguyen, covering Jul 2023 to Sep 2026. Below you'll find Ha Thi Hai Nguyen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ha Thi Hai Nguyen 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 | 2,047 | 2,122 | Jul 2026 |
| Rapid | 2,130 | 2,175 | Mar 2026 |
| Blitz | 2,188 | 2,215 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 65 | 28 | 20 | 17 | 43.1% |
| As White | 32 | 15 | 10 | 7 | 46.9% |
| As Black | 33 | 13 | 10 | 10 | 39.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ha Thi Hai Nguyen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ha Thi Hai Nguyen's side.
First moves as White (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 32 | 100.0% | 62.5% |
Main lines as White
- 1.d4 — 100% of White games, 62.5% score
- …Nf6 (63% of these games) — Nguyen usually continues c4 (59.4% score)
- …d5 (28% of these games) — Nguyen usually continues c4 (62.5% score)
- …d6 (3% of these games) — Nguyen usually continues e4 (100.0% score)
As Black against 1.e4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 11 | 100.0% | 50.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 11 | 100.0% | 63.6% |
Ha Thi Hai Nguyen's chess games
All 65 games by Ha Thi Hai Nguyen in the Chess.ceo database (Jul 2023 - 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: 28 wins, 20 draws, 17 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E32 | Nimzo-Indian: Classical Variation | 6 | 3/1/2 | 50.0% |
| D36 | Indian Defense | 5 | 3/1/1 | 60.0% |
| A57 | Benoni Defense | 4 | 2/2/0 | 50.0% |
| D19 | Slav Defense | 4 | 1/2/1 | 25.0% |
| E99 | King's Indian Defense: Orthodox Variation | 3 | 2/1/0 | 66.7% |
| D87 | Grünfeld Defense | 2 | 0/1/1 | 0.0% |
| A41 | Pirc Defense | 1 | 1/0/0 | 100.0% |
| D34 | Queen's Gambit Declined | 1 | 0/1/0 | 0.0% |
| D31 | Queen's Gambit Declined: Orthodox Defense | 1 | 0/1/0 | 0.0% |
| E15 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E05 | Catalan | 6 | 2/2/2 | 33.3% |
| C01 | French: Winawer Variation | 4 | 1/2/1 | 25.0% |
| A07 | Réti Opening | 3 | 1/2/0 | 33.3% |
| A05 | Slav Defense | 2 | 0/1/1 | 0.0% |
| C01 | French: Exchange Variation | 2 | 2/0/0 | 100.0% |
| C00 | French Defense | 2 | 1/0/1 | 50.0% |
| C07 | French: Tarrasch Variation | 2 | 0/1/1 | 0.0% |
| E16 | Queen's Indian Defense | 1 | 1/0/0 | 100.0% |
| D05 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| A38 | Réti Opening: Symmetrical Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2026 | Vugar Rasulov | 2,551 | 1st 3-0 Thu 27th Aug 2026 | — |
| Aug 2026 | Jakub Seemann | 2,543 | 1st 3-0 Thu 27th Aug 2026 | E62 |
| Aug 2026 | Andrey Drygalov | 2,404 | 1st 3-0 Thu 27th Aug 2026 | E16 |
| Jun 2022 | Hoang Nam Anh Pham | 2,380 | ch-VIE U13 | D36 |
| Jun 2022 | Nguyen Tien Dung Dang | 2,371 | ch-VIE U13 | C01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-VIE U13 | 2022 | 16 | 11 | 2,496 |
| Titled Tuesday | 2026 | 11 | 7 | 2,446 |
| 1st 3-0 Thu 27th Aug 2026 | 2026 | 11 | 6.5 | 2,413 |
| chT-VIE | 2023 | 9 | 4.5 | 1,936 |
| 12th Hanoi Open | 2022 | 9 | 4.5 | 2,060 |
| ch-VIE | 2023 | 8 | 4 | 1,956 |
| 6th Spandau Christmas Open | 2023 | 1 | 0.5 | 2,296 |
Interactive opening tree from all 65 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ha Thi Hai Nguyen's chess games?
65 games by Ha Thi Hai Nguyen, from Jul 2023 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 Ha Thi Hai Nguyen has played.
What does Ha Thi Hai Nguyen play on the first move as White?
Across 32 games with White in our database, Ha Thi Hai Nguyen opens with 1.d4 (100% of games). Against 1.e4 as Black, Ha Thi Hai Nguyen answers 1...e6 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Ha Thi Hai Nguyen play as White?
As White, Ha Thi Hai Nguyen's most-played openings in our database are: Nimzo-Indian: Classical Variation (6 games, 50.0% win rate); Indian Defense (5 games, 60.0% win rate); Benoni Defense (4 games, 50.0% win rate). The full breakdown of 32 games with White is in the table above.
What openings does Ha Thi Hai Nguyen play as Black?
As Black, Ha Thi Hai Nguyen most often plays: Catalan (6 games, 33.3% win rate); French: Winawer Variation (4 games, 25.0% win rate); Réti Opening (3 games, 33.3% win rate). See the table above for the top ten Black openings across 33 games.
What is Ha Thi Hai Nguyen's FIDE rating?
Ha Thi Hai Nguyen is currently rated 2,047 in classical chess, 2,130 in rapid and 2,188 in blitz. Peak classical rating: 2,122 (Jul 2026).
How many games has Ha Thi Hai Nguyen played?
Our database contains 65 games by Ha Thi Hai Nguyen, covering Jul 2023 to Sep 2026. Overall record: 28 wins, 20 draws, 17 losses (43.1% win rate).
How do I prepare against Ha Thi Hai Nguyen?
65 games by Ha Thi Hai Nguyen 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.