Prepare against Gudmundur Dadason
Iceland · World #23,121 classical · FIDE ID 2301113
When preparing against Gudmundur Dadason, expect 1.Nf3 in 65% of White games. Against 1.e4 the reply is 1...d6 (57% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 47 games by Gudmundur Dadason, covering Nov 2012 to Jul 2026. Below you'll find Gudmundur Dadason's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Gudmundur Dadason 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 | 2,032 | 2,146 | Sep 2015 |
| Rapid | 2,007 | 2,126 | Dec 2013 |
| Blitz | 1,908 | 2,143 | Aug 2014 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 47 | 11 | 15 | 21 | 23.4% |
| As White | 17 | 3 | 6 | 8 | 17.6% |
| As Black | 30 | 8 | 9 | 13 | 26.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Gudmundur Dadason's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Gudmundur Dadason's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 11 | 64.7% | 50.0% |
| d4 | 5 | 29.4% | 10.0% |
| c4 | 1 | 5.9% | 0.0% |
Main lines as White
- 1.Nf3 — 65% of White games, 50.0% score
- …Nf6 (45% of these games) — Dadason usually continues g3 (37.5% score)
- …d5 (27% of these games) — Dadason usually continues g3 (100.0% score)
- …f5 (18% of these games) — Dadason usually continues c4 (50.0% score)
- 1.d4 — 29% of White games, 10.0% score
- …Nf6 (60% of these games) — Dadason usually continues c4 (25.0% score)
- …d5 (40% of these games) — Dadason usually continues Nf3 (0.0% score)
As Black against 1.e4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 4 | 57.1% | 50.0% |
| c5 | 2 | 28.6% | 75.0% |
| e6 | 1 | 14.3% | 50.0% |
As Black against 1.d4 (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 18 | 100.0% | 47.2% |
Gudmundur Dadason's chess games
All 47 games by Gudmundur Dadason in the Chess.ceo database (Nov 2012 - 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: 11 wins, 15 draws, 21 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | Réti Opening | 5 | 2/2/1 | 40.0% |
| D18 | Slav Defense | 3 | 0/1/2 | 0.0% |
| A85 | Dutch Defense | 2 | 1/1/0 | 50.0% |
| A37 | English Opening: Symmetrical | 2 | 0/0/2 | 0.0% |
| E32 | Nimzo-Indian Defense | 1 | 0/1/0 | 0.0% |
| E14 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 1 | 0/0/1 | 0.0% |
| A31 | Réti Opening: Symmetrical Defense | 1 | 0/1/0 | 0.0% |
| D87 | Grünfeld Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D36 | Indian Defense | 11 | 3/4/4 | 27.3% |
| B08 | Pirc Defense | 4 | 2/0/2 | 50.0% |
| D30 | Catalan | 3 | 0/1/2 | 0.0% |
| B58 | Sicilian | 2 | 1/1/0 | 50.0% |
| C10 | French Defense | 1 | 0/1/0 | 0.0% |
| E85 | King's Indian: Sämisch | 1 | 0/1/0 | 0.0% |
| B08 | London System | 1 | 1/0/0 | 100.0% |
| A03 | Nimzovich-Larsen attack | 1 | 0/0/1 | 0.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 1 | 0/0/1 | 0.0% |
| D35 | Semi-Slav Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2012 | Bjorn Thorfinnsson | 2,391 | chT-ISL 1213 | D02 |
| Nov 2004 | Gunnar K Gunnarsson | 2,266 | chT-ISL 0405 | D02 |
| Oct 2016 | Olafur Thorsson | 2,153 | chT-ISL 1617 | A87 |
| Mar 2015 | Pall Thorhallsson | 2,017 | chT-ISL 1415 | D35 |
| Sep 2016 | Olafur Gisli Jonsson | 1,880 | chT-ISL 1617 | D37 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-ISL 1213 | 2013 | 6 | 2 | 2,164 |
| chT-ISL 1617 | 2017 | 6 | 3 | 2,198 |
| chT-ISL | 2000 | 5 | 0.5 | 2,076 |
| chT1-ISL 1819 | 2019 | 5 | 2 | 2,085 |
| chT1-ISL 2122 | 2022 | 4 | 0.5 | 1,902 |
| chT-ISL 1516 | 2016 | 4 | 0.5 | 1,798 |
| chT2-ISL 1011 | 2010 | 3 | 2 | 2,002 |
| chT-ISL 1112 | 2011 | 3 | 1.5 | 2,044 |
Interactive opening tree from all 47 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Gudmundur Dadason's chess games?
47 games by Gudmundur Dadason, from Nov 2012 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 Gudmundur Dadason has played.
What does Gudmundur Dadason play on the first move as White?
Across 17 games with White in our database, Gudmundur Dadason opens with 1.Nf3 (65% of games), 1.d4 (29% of games), 1.c4 (6% of games). Against 1.e4 as Black, Gudmundur Dadason answers 1...d6 (57% of games), 1...c5 (29% of games), 1...e6 (14% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Gudmundur Dadason play as White?
As White, Gudmundur Dadason's most-played openings in our database are: Réti Opening (5 games, 40.0% win rate); Slav Defense (3 games, 0.0% win rate); Dutch Defense (2 games, 50.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Gudmundur Dadason play as Black?
As Black, Gudmundur Dadason most often plays: Indian Defense (11 games, 27.3% win rate); Pirc Defense (4 games, 50.0% win rate); Catalan (3 games, 0.0% win rate). See the table above for the top ten Black openings across 30 games.
What is Gudmundur Dadason's FIDE rating?
Gudmundur Dadason is currently rated 2,032 in classical chess, 2,007 in rapid and 1,908 in blitz. Peak classical rating: 2,146 (Sep 2015).
How many games has Gudmundur Dadason played?
Our database contains 47 games by Gudmundur Dadason, covering Nov 2012 to Jul 2026. Overall record: 11 wins, 15 draws, 21 losses (23.4% win rate).
How do I prepare against Gudmundur Dadason?
47 games by Gudmundur Dadason 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.