Prepare against Kristjan Dagur Jonsson
Iceland · World #46,584 classical · FIDE ID 2313413
When preparing against Kristjan Dagur Jonsson, expect 1.d4 in 59% of White games. Against 1.e4 the reply is 1...c6 (40% of games); against 1.d4, 1...Nf6 (56%).
Our database contains 106 games by Kristjan Dagur Jonsson, covering Aug 2015 to Jul 2026. Below you'll find Kristjan Dagur Jonsson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Kristjan Dagur Jonsson 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 | 1,907 | 1,907 | Jul 2026 |
| Rapid | 1,828 | 1,828 | Jul 2026 |
| Blitz | 1,838 | 1,845 | Jul 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 106 | 37 | 12 | 57 | 34.9% |
| As White | 51 | 22 | 6 | 23 | 43.1% |
| As Black | 55 | 15 | 6 | 34 | 27.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Kristjan Dagur Jonsson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Kristjan Dagur Jonsson's side.
First moves as White (51 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 30 | 58.8% | 48.3% |
| c4 | 12 | 23.5% | 41.7% |
| e4 | 9 | 17.6% | 61.1% |
Main lines as White
- 1.d4 — 59% of White games, 48.3% score
- …Nf6 (63% of these games) — Jonsson usually continues c4 (50.0% score)
- …d5 (27% of these games) — Jonsson usually continues c4 (50.0% score)
- …e6 (7% of these games) — Jonsson usually continues Nf3 (0.0% score)
- 1.c4 — 24% of White games, 41.7% score
- …e5 (58% of these games) — Jonsson usually continues Nc3 (50.0% score)
- …Nf6 (17% of these games) — Jonsson usually continues Nc3 (50.0% score)
- …c5 (17% of these games) — Jonsson usually continues Nc3 (100.0% score)
As Black against 1.e4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 10 | 40.0% | 20.0% |
| c5 | 7 | 28.0% | 35.7% |
| e5 | 6 | 24.0% | 16.7% |
| d5 | 1 | 4.0% | 100.0% |
| e6 | 1 | 4.0% | 50.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 9 | 56.3% | 50.0% |
| d5 | 7 | 43.8% | 50.0% |
Kristjan Dagur Jonsson's chess games
All 106 games by Kristjan Dagur Jonsson in the Chess.ceo database (Aug 2015 - 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: 37 wins, 12 draws, 57 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E04 | Catalan | 8 | 3/2/3 | 37.5% |
| A23 | English Opening: Reverse Sicilian | 7 | 2/1/4 | 28.6% |
| E71 | King's Indian Defense | 5 | 3/0/2 | 60.0% |
| A57 | Benoni Defense | 3 | 1/0/2 | 33.3% |
| A34 | English Opening: Symmetrical | 2 | 1/0/1 | 50.0% |
| E61 | English Opening | 2 | 1/0/1 | 50.0% |
| D93 | Grünfeld Defense | 2 | 2/0/0 | 100.0% |
| D77 | Indian Defense | 2 | 0/0/2 | 0.0% |
| A43 | Horwitz Defense | 2 | 0/0/2 | 0.0% |
| D30 | Queen's Gambit Declined | 2 | 1/0/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E61 | Indian Defense | 6 | 3/0/3 | 50.0% |
| A20 | English Opening: Reverse Sicilian | 5 | 1/0/4 | 20.0% |
| A17 | English Opening | 3 | 0/0/3 | 0.0% |
| B10 | Caro-Kann | 3 | 0/0/3 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 3 | 1/0/2 | 33.3% |
| B15 | Caro-Kann: Main Line | 3 | 1/0/2 | 33.3% |
| C77 | Ruy Lopez: Morphy Defense | 2 | 1/0/1 | 50.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 0/0/2 | 0.0% |
| D02 | London System | 2 | 0/1/1 | 0.0% |
| A34 | Sicilian | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2020 | Igor Schlegel | 1,988 | EU-ch Online U16 | E62 |
| Sep 2021 | Toni Vainikka | 1,937 | ch-Nordic U18 | D47 |
| Sep 2021 | Anton Sinitsyn | 1,885 | ch-Nordic U18 | A29 |
| Sep 2017 | Hordur Aron Hauksson | 1,859 | Reykjavik Taflfelag Open | B07 |
| Feb 2022 | Audun Engeset | 1,823 | Kragero Open | B12 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Reykjavik Taflfelag Open | 2019 | 20 | 8.5 | 1,557 |
| Reykjavik Congress | 2020 | 15 | 6.5 | 1,511 |
| 21st ch-EU | 2021 | 11 | 4 | 1,672 |
| Kragero Open | 2022 | 9 | 6 | 1,791 |
| EU-ch Online U16 | 2020 | 9 | 3 | 1,669 |
| Reykjavik Kvika Open | 2022 | 8 | 2.5 | 1,762 |
| ch-Nordic U18 | 2021 | 6 | 4 | 1,943 |
| Wch FIDE Online U16 Europe qual | 2020 | 6 | 0.5 | 1,570 |
Interactive opening tree from all 106 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Kristjan Dagur Jonsson's chess games?
106 games by Kristjan Dagur Jonsson, from Aug 2015 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 Kristjan Dagur Jonsson has played.
What does Kristjan Dagur Jonsson play on the first move as White?
Across 51 games with White in our database, Kristjan Dagur Jonsson opens with 1.d4 (59% of games), 1.c4 (24% of games), 1.e4 (18% of games). Against 1.e4 as Black, Kristjan Dagur Jonsson answers 1...c6 (40% of games), 1...c5 (28% of games), 1...e5 (24% of games). Against 1.d4: 1...Nf6 (56% of games), 1...d5 (44% of games).
What openings does Kristjan Dagur Jonsson play as White?
As White, Kristjan Dagur Jonsson's most-played openings in our database are: Catalan (8 games, 37.5% win rate); English Opening: Reverse Sicilian (7 games, 28.6% win rate); King's Indian Defense (5 games, 60.0% win rate). The full breakdown of 51 games with White is in the table above.
What openings does Kristjan Dagur Jonsson play as Black?
As Black, Kristjan Dagur Jonsson most often plays: Indian Defense (6 games, 50.0% win rate); English Opening: Reverse Sicilian (5 games, 20.0% win rate); English Opening (3 games, 0.0% win rate). See the table above for the top ten Black openings across 55 games.
What is Kristjan Dagur Jonsson's FIDE rating?
Kristjan Dagur Jonsson is currently rated 1,907 in classical chess, 1,828 in rapid and 1,838 in blitz. Peak classical rating: 1,907 (Jul 2026).
How many games has Kristjan Dagur Jonsson played?
Our database contains 106 games by Kristjan Dagur Jonsson, covering Aug 2015 to Jul 2026. Overall record: 37 wins, 12 draws, 57 losses (34.9% win rate).
How do I prepare against Kristjan Dagur Jonsson?
106 games by Kristjan Dagur Jonsson 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.