Prepare against Atle Gronn
IM · Norway · World #2,368 classical · FIDE ID 1500961
When preparing against Atle Gronn, expect 1.Nf3 in 78% of White games. Against 1.e4 the reply is 1...c5 (54% of games); against 1.d4, 1...d5 (32%). Lowest win rate among frequent openings: Pirc Defense as Black, 19.4% over 31 games.
Our database contains 608 games by Atle Gronn, covering Apr 2003 to Sep 2026. Below you'll find Atle Gronn's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Atle Gronn 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 | 2,365 | 2,424 | Apr 2009 |
| Rapid | 2,337 | 2,407 | Mar 2015 |
| Blitz | 2,240 | 2,350 | Aug 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 608 | 218 | 216 | 174 | 35.9% |
| As White | 312 | 139 | 106 | 67 | 44.6% |
| As Black | 296 | 79 | 110 | 107 | 26.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Atle Gronn's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Atle Gronn's side.
First moves as White (312 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 243 | 77.9% | 64.0% |
| d4 | 36 | 11.5% | 45.8% |
| c4 | 12 | 3.8% | 58.3% |
| g3 | 11 | 3.5% | 54.5% |
| e4 | 9 | 2.9% | 72.2% |
| b4 | 1 | 0.3% | 50.0% |
Main lines as White
- 1.Nf3 — 78% of White games, 64.0% score
- …Nf6 (42% of these games) — Gronn usually continues c4 (61.7% score)
- …d5 (28% of these games) — Gronn usually continues d4 (75.0% score)
- …c5 (13% of these games) — Gronn usually continues c4 (70.0% score)
- 1.d4 — 12% of White games, 45.8% score
- …Nf6 (61% of these games) — Gronn usually continues Nf3 (42.3% score)
- …d5 (31% of these games) — Gronn usually continues Nf3 (58.3% score)
- …f5 (3% of these games) — Gronn usually continues g3 (0.0% score)
As Black against 1.e4 (142 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 77 | 54.2% | 49.4% |
| d6 | 31 | 21.8% | 45.2% |
| c6 | 10 | 7.0% | 45.0% |
| g6 | 9 | 6.3% | 55.6% |
| d5 | 7 | 4.9% | 42.9% |
| e6 | 6 | 4.2% | 50.0% |
As Black against 1.d4 (106 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 34 | 32.1% | 39.7% |
| Nf6 | 28 | 26.4% | 37.5% |
| e6 | 16 | 15.1% | 53.1% |
| g6 | 15 | 14.2% | 56.7% |
| d6 | 10 | 9.4% | 20.0% |
| f5 | 3 | 2.8% | 66.7% |
Atle Gronn's chess games
All 608 games by Atle Gronn in the Chess.ceo database (Apr 2003 - Sep 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: 218 wins, 216 draws, 174 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A30 | English Opening | 77 | 34/28/15 | 44.2% |
| E05 | Catalan | 31 | 15/8/8 | 48.4% |
| A37 | English Opening: Symmetrical | 25 | 12/8/5 | 48.0% |
| D45 | Slav Defense | 24 | 8/11/5 | 33.3% |
| D02 | Queen's Pawn Game | 22 | 14/7/1 | 63.6% |
| E69 | Indian Defense | 20 | 9/5/6 | 45.0% |
| A04 | Réti Opening | 20 | 7/8/5 | 35.0% |
| A14 | English Opening: Neo-Catalan | 18 | 8/5/5 | 44.4% |
| B06 | Modern Defense | 11 | 3/4/4 | 27.3% |
| E18 | Queen's Indian Defense | 9 | 6/3/0 | 66.7% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B57 | Sicilian | 57 | 22/14/21 | 38.6% |
| B06 | Modern Defense | 36 | 12/8/16 | 33.3% |
| B06 | Pirc Defense | 31 | 6/15/10 | 19.4% |
| D46 | Slav Defense | 23 | 6/10/7 | 26.1% |
| B31 | Sicilian: Rossolimo | 10 | 2/4/4 | 20.0% |
| A90 | Horwitz Defense | 10 | 3/5/2 | 30.0% |
| D31 | Semi-Slav Defense | 8 | 1/3/4 | 12.5% |
| A41 | Rat Defense | 7 | 0/3/4 | 0.0% |
| A60 | Benoni Defense | 7 | 2/2/3 | 28.6% |
| A40 | Queen's Pawn Game | 7 | 4/1/2 | 57.1% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2005 | Lubomir Ftacnik | 2,596 | 21st EU-Cup | A30 |
| Jan 1991 | Ferdinand Hellers | 2,550 | Oslo Cup | B66 |
| Sep 2004 | Jan Smeets | 2,545 | Gausdal Classic | C42 |
| May 2003 | Einar J Gausel | 2,533 | chT-NOR | D15 |
| Sep 2012 | Marc Narciso Dublan | 2,523 | Oslo Open | A90 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-NOR | 2018 | 178 | 85 | 2,347 |
| chT-NOR | 2006 | 38 | 25.5 | 2,424 |
| Oslo | 1999 | 18 | 8 | 2,352 |
| chT-NOR east | 1994 | 18 | 14 | 2,557 |
| Arnold Cup | 1997 | 17 | 8 | 2,294 |
| Oslo Open | 2012 | 16 | 10 | 2,486 |
| Troll Masters | 1992 | 16 | 7.5 | 2,312 |
| 30th Wch U20 | 1991 | 13 | 7 | 2,407 |
Frequent opponents
Head-to-head records: Leif Erlend Johannessen (15 games) · Rune Djurhuus (13 games) · Frode Elsness (11 games) · Oystein Hole (11 games) · Jonathan D Tisdall (10 games)
Interactive opening tree from all 608 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Atle Gronn's chess games?
608 games by Atle Gronn, from Apr 2003 to Sep 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 Atle Gronn has played.
What does Atle Gronn play on the first move as White?
Across 312 games with White in our database, Atle Gronn opens with 1.Nf3 (78% of games), 1.d4 (12% of games), 1.c4 (4% of games). Against 1.e4 as Black, Atle Gronn answers 1...c5 (54% of games), 1...d6 (22% of games), 1...c6 (7% of games). Against 1.d4: 1...d5 (32% of games), 1...Nf6 (26% of games), 1...e6 (15% of games).
What openings does Atle Gronn play as White?
As White, Atle Gronn's most-played openings in our database are: English Opening (77 games, 44.2% win rate); Catalan (31 games, 48.4% win rate); English Opening: Symmetrical (25 games, 48.0% win rate). The full breakdown of 312 games with White is in the table above.
What openings does Atle Gronn play as Black?
As Black, Atle Gronn most often plays: Sicilian (57 games, 38.6% win rate); Modern Defense (36 games, 33.3% win rate); Pirc Defense (31 games, 19.4% win rate). See the table above for the top ten Black openings across 296 games.
What is Atle Gronn's FIDE rating?
Atle Gronn is currently rated 2,365 in classical chess, 2,337 in rapid and 2,240 in blitz. Peak classical rating: 2,424 (Apr 2009).
How many games has Atle Gronn played?
Our database contains 608 games by Atle Gronn, covering Apr 2003 to Sep 2026. Overall record: 218 wins, 216 draws, 174 losses (35.9% win rate).
How do I prepare against Atle Gronn?
608 games by Atle Gronn 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.