Prepare against Jon Eggert Hallsson
Iceland · World #61,348 classical · FIDE ID 2311569
When preparing against Jon Eggert Hallsson, expect 1.e4 in 74% of White games. Against 1.e4 the reply is 1...e6 (67% of games); against 1.d4, 1...e6 (64%).
Our database contains 79 games by Jon Eggert Hallsson, covering Mar 2014 to Jul 2026. Below you'll find Jon Eggert Hallsson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jon Eggert Hallsson 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 | 1,851 | 1,873 | Mar 2025 |
| Rapid | 1,885 | 1,885 | Jul 2026 |
| Blitz | 1,861 | 1,883 | Feb 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 79 | 36 | 3 | 40 | 45.6% |
| As White | 43 | 18 | 1 | 24 | 41.9% |
| As Black | 36 | 18 | 2 | 16 | 50.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jon Eggert Hallsson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jon Eggert Hallsson's side.
First moves as White (43 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 32 | 74.4% | 43.8% |
| d4 | 9 | 20.9% | 50.0% |
| f4 | 2 | 4.7% | 0.0% |
Main lines as White
- 1.e4 — 74% of White games, 43.8% score
- …c5 (38% of these games) — Hallsson usually continues Nc3 (37.5% score)
- …e6 (22% of these games) — Hallsson usually continues d4 (14.3% score)
- …e5 (19% of these games) — Hallsson usually continues Nf3 (50.0% score)
- 1.d4 — 21% of White games, 50.0% score
- …Nf6 (56% of these games) — Hallsson usually continues Bf4 (25.0% score)
- …d5 (44% of these games) — Hallsson usually continues Bf4 (62.5% score)
As Black against 1.e4 (21 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 14 | 66.7% | 46.4% |
| e5 | 2 | 9.5% | 100.0% |
| d6 | 2 | 9.5% | 100.0% |
| c6 | 2 | 9.5% | 100.0% |
| d5 | 1 | 4.8% | 0.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 7 | 63.6% | 28.6% |
| Nf6 | 2 | 18.2% | 25.0% |
| f5 | 1 | 9.1% | 100.0% |
| d5 | 1 | 9.1% | 0.0% |
Jon Eggert Hallsson's chess games
All 79 games by Jon Eggert Hallsson in the Chess.ceo database (Mar 2014 - 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: 36 wins, 3 draws, 40 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 8 | 3/0/5 | 37.5% |
| D00 | London System | 8 | 3/1/4 | 37.5% |
| B22 | Sicilian: Alapin | 4 | 3/0/1 | 75.0% |
| C04 | French: Tarrasch Variation | 4 | 0/0/4 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 3 | 2/0/1 | 66.7% |
| A02 | Bird's opening | 2 | 0/0/2 | 0.0% |
| B22 | French Defense | 2 | 0/0/2 | 0.0% |
| C50 | Italian Game | 2 | 0/0/2 | 0.0% |
| C51 | Italian Game: Evans Gambit | 2 | 2/0/0 | 100.0% |
| B07 | Pirc Defense: Lion System | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A96 | Horwitz Defense | 7 | 2/0/5 | 28.6% |
| C01 | French: Exchange Variation | 5 | 0/1/4 | 0.0% |
| C02 | French: Advance Variation | 3 | 2/0/1 | 66.7% |
| C05 | French: Tarrasch Variation | 3 | 2/0/1 | 66.7% |
| A10 | English Opening: Dutch Defense | 2 | 1/0/1 | 50.0% |
| C11 | French: Classical Variation | 1 | 1/0/0 | 100.0% |
| A80 | Dutch Defense | 1 | 1/0/0 | 100.0% |
| C01 | French Defense | 1 | 1/0/0 | 100.0% |
| E62 | English Opening | 1 | 1/0/0 | 100.0% |
| B19 | Caro-Kann: Classical | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2021 | Jon Thor Bergthorsson | 2,155 | chT2-ISL 2122 | D00 |
| Apr 2019 | Sigurjon Sigurbjornsson | 1,986 | Reykjavik Open | A45 |
| Nov 2017 | Jon Olav Fivelstad | 1,950 | Reykjavik TR U2000 Open | E62 |
| Nov 2017 | Stephan Briem | 1,895 | Reykjavik TR U2000 Open | B01 |
| Mar 2018 | Michael Marshall | 1,890 | Reykjavik Open | A80 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Reykjavik Open | 2025 | 30 | 12 | 1,767 |
| Reykjavik Taflfelag Open | 2019 | 11 | 5.5 | 1,490 |
| ch-ISL sf | 2014 | 7 | 3 | 1,496 |
| Gardabaer Open | 2021 | 7 | 3 | 1,617 |
| Reykjavik TR CC-C | 2018 | 7 | 6 | 1,904 |
| Reykjavik TR U2000 Open | 2017 | 6 | 5 | 1,928 |
| Gardabaer Skakthing Open | 2016 | 6 | 1.5 | 1,567 |
| chT2-ISL 2122 | 2021 | 3 | 1.5 | 2,123 |
Interactive opening tree from all 79 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jon Eggert Hallsson's chess games?
79 games by Jon Eggert Hallsson, from Mar 2014 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 Jon Eggert Hallsson has played.
What does Jon Eggert Hallsson play on the first move as White?
Across 43 games with White in our database, Jon Eggert Hallsson opens with 1.e4 (74% of games), 1.d4 (21% of games), 1.f4 (5% of games). Against 1.e4 as Black, Jon Eggert Hallsson answers 1...e6 (67% of games), 1...e5 (10% of games), 1...d6 (10% of games). Against 1.d4: 1...e6 (64% of games), 1...Nf6 (18% of games), 1...f5 (9% of games).
What openings does Jon Eggert Hallsson play as White?
As White, Jon Eggert Hallsson's most-played openings in our database are: Sicilian: Closed (8 games, 37.5% win rate); London System (8 games, 37.5% win rate); Sicilian: Alapin (4 games, 75.0% win rate). The full breakdown of 43 games with White is in the table above.
What openings does Jon Eggert Hallsson play as Black?
As Black, Jon Eggert Hallsson most often plays: Horwitz Defense (7 games, 28.6% win rate); French: Exchange Variation (5 games, 0.0% win rate); French: Advance Variation (3 games, 66.7% win rate). See the table above for the top ten Black openings across 36 games.
What is Jon Eggert Hallsson's FIDE rating?
Jon Eggert Hallsson is currently rated 1,851 in classical chess, 1,885 in rapid and 1,861 in blitz. Peak classical rating: 1,873 (Mar 2025).
How many games has Jon Eggert Hallsson played?
Our database contains 79 games by Jon Eggert Hallsson, covering Mar 2014 to Jul 2026. Overall record: 36 wins, 3 draws, 40 losses (45.6% win rate).
How do I prepare against Jon Eggert Hallsson?
79 games by Jon Eggert Hallsson 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.