Prepare against Jonas Kallen
Sweden · World #18,015 classical · FIDE ID 1712896
When preparing against Jonas Kallen, expect 1.e4 in 71% of White games. Against 1.e4 the reply is 1...e5 (100% of games); against 1.d4, 1...d5 (64%).
Our database contains 55 games by Jonas Kallen, covering Jul 2008 to Aug 2026. Below you'll find Jonas Kallen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jonas Kallen 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 | 2,075 | 2,127 | Apr 2026 |
| Rapid | 2,064 | 2,078 | May 2024 |
| Blitz | 1,942 | 2,191 | Aug 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 55 | 19 | 12 | 24 | 34.5% |
| As White | 28 | 11 | 7 | 10 | 39.3% |
| As Black | 27 | 8 | 5 | 14 | 29.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jonas Kallen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jonas Kallen's side.
First moves as White (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 20 | 71.4% | 45.0% |
| c4 | 5 | 17.9% | 70.0% |
| d4 | 3 | 10.7% | 66.7% |
Main lines as White
- 1.e4 — 71% of White games, 45.0% score
- …c5 (50% of these games) — Kallen usually continues Nf3 (40.0% score)
- …e6 (20% of these games) — Kallen usually continues d4 (66.7% score)
- …d6 (10% of these games) — Kallen usually continues d4 (75.0% score)
- 1.c4 — 18% of White games, 70.0% score
- …e6 (60% of these games) — Kallen usually continues g3 (100.0% score)
- …f5 (20% of these games) — Kallen usually continues g3 (0.0% score)
- …g6 (20% of these games) — Kallen usually continues g3 (100.0% score)
As Black against 1.e4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 11 | 100.0% | 45.5% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 7 | 63.6% | 21.4% |
| Nf6 | 4 | 36.4% | 12.5% |
Jonas Kallen's chess games
All 55 games by Jonas Kallen in the Chess.ceo database (Jul 2008 - 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: 19 wins, 12 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B74 | Sicilian: Dragon | 3 | 0/0/3 | 0.0% |
| A10 | English Opening | 2 | 2/0/0 | 100.0% |
| B00 | Pirc Defense | 2 | 1/1/0 | 50.0% |
| B40 | Sicilian | 2 | 0/2/0 | 0.0% |
| B90 | Sicilian: Najdorf | 2 | 1/0/1 | 50.0% |
| B07 | Modern Defense | 2 | 2/0/0 | 100.0% |
| C11 | French: Classical Variation | 1 | 1/0/0 | 100.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
| B00 | English Defense | 1 | 1/0/0 | 100.0% |
| C50 | Italian Game | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D12 | Slav Defense | 4 | 1/0/3 | 25.0% |
| C56 | Italian Game | 3 | 0/0/3 | 0.0% |
| C67 | Ruy Lopez: Berlin Defense | 2 | 1/1/0 | 50.0% |
| D85 | Grünfeld Defense | 2 | 0/0/2 | 0.0% |
| A07 | Réti Opening | 2 | 1/0/1 | 50.0% |
| D78 | King's Indian Defense | 1 | 0/1/0 | 0.0% |
| C44 | King's Pawn Game: Tayler Opening | 1 | 1/0/0 | 100.0% |
| D02 | London System | 1 | 0/0/1 | 0.0% |
| A03 | Nimzovich-Larsen attack | 1 | 1/0/0 | 100.0% |
| D11 | Queen's Pawn Game | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2023 | Jan-Olov Lind | 2,148 | Karlstad Open | B37 |
| Jan 2010 | Iver Poulsen | 2,140 | Copenhagen Challenge | A13 |
| Jun 2026 | Joel Eklund | 2,134 | Schack-SM 2026 | Mästarklassen | D12 |
| Jun 2026 | Patrik 1978 Nilsson | 2,127 | Schack-SM 2026|Mästarklassen | C11 |
| Sep 2024 | Josef Ask | 2,106 | Gothenburg Kvibergspelen | A03 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Copenhagen Challenge | 2010 | 9 | 4 | 2,022 |
| 24th Barcelona Sant Marti Open A | 2024 | 9 | 3.5 | 1,929 |
| Gothenburg Kvibergspelen | 2024 | 7 | 3 | 2,005 |
| Schack-SM 2026 | Mästarklassen | 2026 | 7 | 2.5 | 2,003 |
| Elite Hotels Vaxjo Open | 2026 | 6 | 3.5 | 2,173 |
| Zuerich Open B 14th | 1990 | 5 | 4 | – |
| Karlstad Open | 2024 | 5 | 2 | 2,163 |
| Deltalift Open | 2023 | 2 | 0.5 | 2,112 |
Interactive opening tree from all 55 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jonas Kallen's chess games?
55 games by Jonas Kallen, from Jul 2008 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 Jonas Kallen has played.
What does Jonas Kallen play on the first move as White?
Across 28 games with White in our database, Jonas Kallen opens with 1.e4 (71% of games), 1.c4 (18% of games), 1.d4 (11% of games). Against 1.e4 as Black, Jonas Kallen answers 1...e5 (100% of games). Against 1.d4: 1...d5 (64% of games), 1...Nf6 (36% of games).
What openings does Jonas Kallen play as White?
As White, Jonas Kallen's most-played openings in our database are: Sicilian: Dragon (3 games, 0.0% win rate); English Opening (2 games, 100.0% win rate); Pirc Defense (2 games, 50.0% win rate). The full breakdown of 28 games with White is in the table above.
What openings does Jonas Kallen play as Black?
As Black, Jonas Kallen most often plays: Slav Defense (4 games, 25.0% win rate); Italian Game (3 games, 0.0% win rate); Ruy Lopez: Berlin Defense (2 games, 50.0% win rate). See the table above for the top ten Black openings across 27 games.
What is Jonas Kallen's FIDE rating?
Jonas Kallen is currently rated 2,075 in classical chess, 2,064 in rapid and 1,942 in blitz. Peak classical rating: 2,127 (Apr 2026).
How many games has Jonas Kallen played?
Our database contains 55 games by Jonas Kallen, covering Jul 2008 to Aug 2026. Overall record: 19 wins, 12 draws, 24 losses (34.5% win rate).
How do I prepare against Jonas Kallen?
55 games by Jonas Kallen 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.