Prepare against Birkir Isak Johannsson
FM · Iceland · World #3,884 classical · FIDE ID 2314673
When preparing against Birkir Isak Johannsson, expect 1.d4 in 56% of White games. Against 1.e4 the reply is 1...c5 (71% of games); against 1.d4, 1...d5 (100%). Lowest win rate among frequent openings: Slav Defense as White, 27.8% over 18 games.
Our database contains 224 games by Birkir Isak Johannsson, covering Apr 2015 to Jul 2026. Below you'll find Birkir Isak Johannsson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Birkir Isak Johannsson 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 | 2,306 | 2,306 | Jul 2026 |
| Rapid | 2,196 | 2,197 | Dec 2025 |
| Blitz | 2,190 | 2,291 | Feb 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 224 | 76 | 67 | 81 | 33.9% |
| As White | 113 | 43 | 36 | 34 | 38.1% |
| As Black | 111 | 33 | 31 | 47 | 29.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Birkir Isak Johannsson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Birkir Isak Johannsson's side.
First moves as White (113 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 63 | 55.8% | 46.0% |
| Nf3 | 25 | 22.1% | 60.0% |
| c4 | 24 | 21.2% | 66.7% |
| e4 | 1 | 0.9% | 100.0% |
Main lines as White
- 1.d4 — 56% of White games, 46.0% score
- …Nf6 (54% of these games) — Johannsson usually continues c4 (56.5% score)
- …d5 (33% of these games) — Johannsson usually continues c4 (42.9% score)
- …d6 (3% of these games) — Johannsson usually continues Nf3 (25.0% score)
- 1.Nf3 — 22% of White games, 60.0% score
- …Nf6 (56% of these games) — Johannsson usually continues c4 (38.5% score)
- …d5 (24% of these games) — Johannsson usually continues d4 (66.7% score)
- …c5 (12% of these games) — Johannsson usually continues c4 (100.0% score)
As Black against 1.e4 (51 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 36 | 70.6% | 48.6% |
| e5 | 6 | 11.8% | 33.3% |
| c6 | 4 | 7.8% | 75.0% |
| e6 | 4 | 7.8% | 25.0% |
| d5 | 1 | 2.0% | 0.0% |
As Black against 1.d4 (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 35 | 100.0% | 41.4% |
Birkir Isak Johannsson's chess games
All 224 games by Birkir Isak Johannsson in the Chess.ceo database (Apr 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: 76 wins, 67 draws, 81 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D12 | Slav Defense | 18 | 5/6/7 | 27.8% |
| E71 | English Opening | 16 | 6/7/3 | 37.5% |
| D37 | Indian Defense | 14 | 7/4/3 | 50.0% |
| E90 | King's Indian Defense | 10 | 2/7/1 | 20.0% |
| A34 | English Opening: Symmetrical | 8 | 5/1/2 | 62.5% |
| D02 | Catalan | 7 | 1/2/4 | 14.3% |
| D35 | Queen's Gambit Declined | 5 | 0/2/3 | 0.0% |
| A58 | Benoni Defense | 4 | 2/0/2 | 50.0% |
| A28 | English Opening: Reverse Sicilian | 4 | 2/1/1 | 50.0% |
| A70 | King's Indian Defense: Orthodox Variation | 3 | 0/0/3 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B80 | Sicilian: Najdorf | 12 | 3/1/8 | 25.0% |
| B13 | London System | 11 | 3/4/4 | 27.3% |
| B50 | Sicilian | 8 | 2/3/3 | 25.0% |
| D35 | Semi-Slav Defense | 8 | 2/2/4 | 25.0% |
| B52 | Sicilian: Moscow Variation | 7 | 2/5/0 | 28.6% |
| D30 | Slav Defense | 7 | 2/3/2 | 28.6% |
| E04 | Catalan | 5 | 1/2/2 | 20.0% |
| A10 | English Opening | 5 | 1/3/1 | 20.0% |
| D00 | Queen's Pawn Game | 4 | 2/0/2 | 50.0% |
| A11 | English Opening: Slav Setup | 4 | 2/0/2 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2018 | Jon Viktor Gunnarsson | 2,472 | Reykjavik Icelandic Open | E12 |
| Mar 2026 | Aleksandr Domalchuk-Jonasson | 2,362 | Kopavogur Int. 2026 | D02 |
| Jul 2022 | Petr Simek | 2,348 | Ceske Budejovice Open A | A34 |
| Oct 2022 | Joshuaede Cappelletto | 2,337 | 59th Wch U20 | A35 |
| Oct 2024 | Loek Van der Hagen | 2,322 | 39th ECC Open | D39 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Reykjavik Open | 2024 | 55 | 24 | 1,858 |
| 59th Wch U20 | 2022 | 11 | 4.5 | 2,287 |
| 21st ch-EU | 2021 | 11 | 4 | 2,202 |
| Ceske Budejovice Open A | 2022 | 9 | 6.5 | 2,271 |
| ch-EU Online U18 | 2020 | 9 | 4 | 2,065 |
| TCh-ISL Kvika 2025-26 | 2026 | 9 | 5.5 | 2,426 |
| ch-EU U18 | 2019 | 9 | 4 | 2,173 |
| Kopavogur Int. 2026 | 2026 | 9 | 4.5 | 2,453 |
Interactive opening tree from all 224 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Birkir Isak Johannsson's chess games?
224 games by Birkir Isak Johannsson, from Apr 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 Birkir Isak Johannsson has played.
What does Birkir Isak Johannsson play on the first move as White?
Across 113 games with White in our database, Birkir Isak Johannsson opens with 1.d4 (56% of games), 1.Nf3 (22% of games), 1.c4 (21% of games). Against 1.e4 as Black, Birkir Isak Johannsson answers 1...c5 (71% of games), 1...e5 (12% of games), 1...c6 (8% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Birkir Isak Johannsson play as White?
As White, Birkir Isak Johannsson's most-played openings in our database are: Slav Defense (18 games, 27.8% win rate); English Opening (16 games, 37.5% win rate); Indian Defense (14 games, 50.0% win rate). The full breakdown of 113 games with White is in the table above.
What openings does Birkir Isak Johannsson play as Black?
As Black, Birkir Isak Johannsson most often plays: Sicilian: Najdorf (12 games, 25.0% win rate); London System (11 games, 27.3% win rate); Sicilian (8 games, 25.0% win rate). See the table above for the top ten Black openings across 111 games.
What is Birkir Isak Johannsson's FIDE rating?
Birkir Isak Johannsson is currently rated 2,306 in classical chess, 2,196 in rapid and 2,190 in blitz. Peak classical rating: 2,306 (Jul 2026).
How many games has Birkir Isak Johannsson played?
Our database contains 224 games by Birkir Isak Johannsson, covering Apr 2015 to Jul 2026. Overall record: 76 wins, 67 draws, 81 losses (33.9% win rate).
How do I prepare against Birkir Isak Johannsson?
224 games by Birkir Isak Johannsson 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.