Prepare against Tommy Grooten
NLD · World #3,842 classical · FIDE ID 1068806
When preparing against Tommy Grooten, expect 1.d4 in 43% of White games. Against 1.e4 the reply is 1...c5 (93% of games); against 1.d4, 1...Nf6 (72%). Lowest win rate among frequent openings: Sicilian: Scheveningen as Black, 29.4% over 17 games.
Our database contains 275 games by Tommy Grooten, covering Jun 2018 to Sep 2026. Below you'll find Tommy Grooten's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Tommy Grooten 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 | 2,308 | 2,356 | May 2026 |
| Rapid | 2,248 | 2,251 | May 2026 |
| Blitz | 2,294 | 2,294 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 275 | 108 | 79 | 88 | 39.3% |
| As White | 136 | 59 | 38 | 39 | 43.4% |
| As Black | 139 | 49 | 41 | 49 | 35.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Tommy Grooten's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Tommy Grooten's side.
First moves as White (136 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 59 | 43.4% | 56.8% |
| Nf3 | 48 | 35.3% | 60.4% |
| e4 | 20 | 14.7% | 55.0% |
| c4 | 8 | 5.9% | 50.0% |
| g3 | 1 | 0.7% | 50.0% |
Main lines as White
- 1.d4 — 43% of White games, 56.8% score
- …Nf6 (49% of these games) — Grooten usually continues c4 (53.6% score)
- …d5 (34% of these games) — Grooten usually continues c4 (52.6% score)
- …e6 (10% of these games) — Grooten usually continues c4 (50.0% score)
- 1.Nf3 — 35% of White games, 60.4% score
- …Nf6 (46% of these games) — Grooten usually continues c4 (52.9% score)
- …d5 (42% of these games) — Grooten usually continues g3 (73.1% score)
- …g6 (4% of these games) — Grooten usually continues c4 (100.0% score)
As Black against 1.e4 (76 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 71 | 93.4% | 54.2% |
| e5 | 3 | 3.9% | 16.7% |
| c6 | 1 | 1.3% | 100.0% |
| d5 | 1 | 1.3% | 0.0% |
As Black against 1.d4 (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 26 | 72.2% | 40.4% |
| f5 | 4 | 11.1% | 75.0% |
| d5 | 4 | 11.1% | 62.5% |
| c5 | 2 | 5.6% | 50.0% |
Tommy Grooten's chess games
All 275 games by Tommy Grooten in the Chess.ceo database (Jun 2018 - 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: 108 wins, 79 draws, 88 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A07 | Réti Opening | 16 | 10/4/2 | 62.5% |
| D35 | Indian Defense | 13 | 5/4/4 | 38.5% |
| A15 | English Opening | 13 | 5/6/2 | 38.5% |
| D19 | Slav Defense | 8 | 3/4/1 | 37.5% |
| E20 | Nimzo-Indian: Kmoch Variation | 7 | 2/0/5 | 28.6% |
| A13 | English Opening: Neo-Catalan | 6 | 3/1/2 | 50.0% |
| D31 | Queen's Gambit Declined | 6 | 1/1/4 | 16.7% |
| A43 | Benoni Defense | 6 | 4/1/1 | 66.7% |
| E97 | King's Indian Defense: Orthodox Variation | 4 | 2/0/2 | 50.0% |
| E92 | King's Indian Defense: Petrosian Variation | 4 | 2/1/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B41 | Sicilian | 29 | 13/7/9 | 44.8% |
| B81 | Sicilian: Scheveningen | 17 | 5/5/7 | 29.4% |
| A59 | Benoni Defense | 12 | 4/3/5 | 33.3% |
| B90 | Sicilian: Najdorf | 11 | 4/4/3 | 36.4% |
| A15 | English Opening | 8 | 3/2/3 | 37.5% |
| A88 | Dutch Defense | 5 | 3/0/2 | 60.0% |
| A47 | Indian Defense | 5 | 0/3/2 | 0.0% |
| A06 | Réti Opening | 5 | 3/1/1 | 60.0% |
| B23 | Sicilian: Closed | 4 | 1/2/1 | 25.0% |
| B51 | Sicilian: Moscow Variation | 3 | 1/1/1 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2025 | Max Warmerdam | 2,630 | 24th OGD Rapid | A15 |
| Nov 2025 | Arthur Pijpers | 2,479 | Dutch League 2025-26 | E97 |
| Dec 2025 | Eelke De Boer | 2,436 | 61st Groningen Open | D87 |
| Mar 2025 | Alexandre Dgebuadze | 2,417 | 24th OGD Rapid | A40 |
| Mar 2025 | Kobe Smeets | 2,380 | 24th OGD Rapid | D16 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Dutch Open | 2025 | 18 | 8 | 2,078 |
| ch-NED Qualification 2026 | 2026 | 13 | 5.5 | 2,222 |
| NK Snelschaken Final | 2025 | 11 | 0.5 | 2,034 |
| Dutch Blitz Championship 2026 | Finale B | 2026 | 11 | 8 | 2,438 |
| Wch U12 | 2022 | 10 | 5 | 1,669 |
| Open NK Rapid | 2025 | 9 | 6 | 2,355 |
| ch-EU Online U12 | 2020 | 9 | 5 | 1,531 |
| 27th Hoogeveen Open | 2024 | 9 | 4 | 2,103 |
Interactive opening tree from all 275 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Tommy Grooten's chess games?
275 games by Tommy Grooten, from Jun 2018 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 Tommy Grooten has played.
What does Tommy Grooten play on the first move as White?
Across 136 games with White in our database, Tommy Grooten opens with 1.d4 (43% of games), 1.Nf3 (35% of games), 1.e4 (15% of games). Against 1.e4 as Black, Tommy Grooten answers 1...c5 (93% of games), 1...e5 (4% of games), 1...c6 (1% of games). Against 1.d4: 1...Nf6 (72% of games), 1...f5 (11% of games), 1...d5 (11% of games).
What openings does Tommy Grooten play as White?
As White, Tommy Grooten's most-played openings in our database are: Réti Opening (16 games, 62.5% win rate); Indian Defense (13 games, 38.5% win rate); English Opening (13 games, 38.5% win rate). The full breakdown of 136 games with White is in the table above.
What openings does Tommy Grooten play as Black?
As Black, Tommy Grooten most often plays: Sicilian (29 games, 44.8% win rate); Sicilian: Scheveningen (17 games, 29.4% win rate); Benoni Defense (12 games, 33.3% win rate). See the table above for the top ten Black openings across 139 games.
What is Tommy Grooten's FIDE rating?
Tommy Grooten is currently rated 2,308 in classical chess, 2,248 in rapid and 2,294 in blitz. Peak classical rating: 2,356 (May 2026).
How many games has Tommy Grooten played?
Our database contains 275 games by Tommy Grooten, covering Jun 2018 to Sep 2026. Overall record: 108 wins, 79 draws, 88 losses (39.3% win rate).
How do I prepare against Tommy Grooten?
275 games by Tommy Grooten 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.