Prepare against Jan Bronnum
DNK · World #22,684 classical · FIDE ID 1400908
Our database contains 124 games by Jan Bronnum, covering Apr 2003 to Jul 2026. Below you'll find Jan Bronnum's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Bronnum 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 | 2,035 | 2,217 | Oct 2003 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 124 | 44 | 32 | 48 | 35.5% |
| As White | 63 | 25 | 18 | 20 | 39.7% |
| As Black | 61 | 19 | 14 | 28 | 31.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Bronnum's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Bronnum's side.
First moves as White (63 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 63 | 100.0% | 54.0% |
Main lines as White
- 1.d4 — 100% of White games, 54.0% score
- …Nf6 (67% of these games) — Bronnum usually continues Nf3 (51.6% score)
- …d5 (16% of these games) — Bronnum usually continues Bf4 (33.3% score)
- …f5 (6% of these games) — Bronnum usually continues e4 (100.0% score)
As Black against 1.e4 (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 24 | 68.6% | 50.0% |
| c5 | 10 | 28.6% | 55.0% |
| c6 | 1 | 2.9% | 0.0% |
As Black against 1.d4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 16 | 94.1% | 25.0% |
| d5 | 1 | 5.9% | 100.0% |
Jan Bronnum's chess games
All 124 games by Jan Bronnum in the Chess.ceo database (Apr 2003 - 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: 44 wins, 32 draws, 48 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A45 | London System | 22 | 7/5/10 | 31.8% |
| A47 | Indian Defense | 22 | 8/6/8 | 36.4% |
| E92 | King's Indian Defense: Orthodox Variation | 5 | 2/3/0 | 40.0% |
| A83 | Dutch Defense | 4 | 4/0/0 | 100.0% |
| D02 | Queen's Pawn Game | 3 | 1/1/1 | 33.3% |
| A48 | Modern Defense | 2 | 1/1/0 | 50.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 1 | 0/0/1 | 0.0% |
| A31 | English Opening | 1 | 1/0/0 | 100.0% |
| A80 | Horwitz Defense | 1 | 0/1/0 | 0.0% |
| A41 | Mikenas Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 21 | 9/4/8 | 42.9% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 5 | 2/1/2 | 40.0% |
| A34 | English Opening: Symmetrical | 4 | 0/1/3 | 0.0% |
| B24 | Sicilian: Closed | 3 | 1/2/0 | 33.3% |
| A46 | Indian Defense | 2 | 1/0/1 | 50.0% |
| E02 | Catalan | 2 | 0/0/2 | 0.0% |
| E46 | Nimzo-Indian: Rubinstein System | 2 | 0/0/2 | 0.0% |
| A34 | English Opening | 2 | 1/0/1 | 50.0% |
| E39 | Nimzo-Indian: Classical Variation | 2 | 0/1/1 | 0.0% |
| B01 | Scandinavian Defense | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1989 | Gert Iskov | 2,325 | Copenhagen Obro Open | B50 |
| Jan 1988 | Thomas Ochsner | 2,275 | Naestved Open | B07 |
| May 2004 | Jacob Sylvan | 2,270 | ch-Gladsaxe | A48 |
| Jan 1988 | Morten Kaspersen | 2,250 | Naestved Open | B39 |
| Jan 1988 | Magnus Carlhammar | 2,245 | Lyngby Open | D85 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chB-DEN | 1989 | 10 | 2.5 | 2,098 |
| 11th Politiken Cup | 1989 | 10 | 5 | 2,329 |
| 26th Politiken Cup | 2004 | 10 | 6 | 2,201 |
| Helsingor Xtracon Open | 2019 | 10 | 5.5 | 2,011 |
| Odysseus Autumn A | 2003 | 10 | 5 | 1,987 |
| Naestved Open | 1988 | 9 | 5 | 2,380 |
| Copenhagen Obro Open | 1989 | 9 | 4.5 | 2,360 |
| Lyngby Open | 1988 | 9 | 4 | 2,231 |
Interactive opening tree from all 124 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Bronnum's chess games?
124 games by Jan Bronnum, from Apr 2003 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 Jan Bronnum has played.
What does Jan Bronnum play on the first move as White?
Across 63 games with White in our database, Jan Bronnum opens with 1.d4 (100% of games). Against 1.e4 as Black, Jan Bronnum answers 1...d5 (69% of games), 1...c5 (29% of games), 1...c6 (3% of games). Against 1.d4: 1...Nf6 (94% of games), 1...d5 (6% of games).
What openings does Jan Bronnum play as White?
As White, Jan Bronnum's most-played openings in our database are: London System (22 games, 31.8% win rate); Indian Defense (22 games, 36.4% win rate); King's Indian Defense: Orthodox Variation (5 games, 40.0% win rate). The full breakdown of 63 games with White is in the table above.
What openings does Jan Bronnum play as Black?
As Black, Jan Bronnum most often plays: Scandinavian Defense: Main Line (21 games, 42.9% win rate); Queen's Gambit Declined: Ragozin Defense (5 games, 40.0% win rate); English Opening: Symmetrical (4 games, 0.0% win rate). See the table above for the top ten Black openings across 61 games.
What is Jan Bronnum's FIDE rating?
Jan Bronnum is currently rated 2,035 in classical chess. Peak classical rating: 2,217 (Oct 2003).
How many games has Jan Bronnum played?
Our database contains 124 games by Jan Bronnum, covering Apr 2003 to Jul 2026. Overall record: 44 wins, 32 draws, 48 losses (35.5% win rate).
How do I prepare against Jan Bronnum?
124 games by Jan Bronnum 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.