Prepare against Tim Mazajchik
FM · NLD · World #8,327 classical · FIDE ID 1011901
Our database contains 130 games by Tim Mazajchik, covering Oct 2004 to Aug 2026. Below you'll find Tim Mazajchik's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Tim Mazajchik 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 | 2,199 | 2,243 | Jan 2008 |
| Blitz | 2,091 | 2,179 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 130 | 56 | 37 | 37 | 43.1% |
| As White | 62 | 29 | 15 | 18 | 46.8% |
| As Black | 68 | 27 | 22 | 19 | 39.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Tim Mazajchik's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Tim Mazajchik's side.
First moves as White (62 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 45 | 72.6% | 57.8% |
| c4 | 14 | 22.6% | 57.1% |
| d4 | 1 | 1.6% | 100.0% |
| Nf3 | 1 | 1.6% | 100.0% |
| Na3 | 1 | 1.6% | 50.0% |
Main lines as White
- 1.e4 — 73% of White games, 57.8% score
- …c5 (33% of these games) — Mazajchik usually continues d4 (50.0% score)
- …e5 (24% of these games) — Mazajchik usually continues Nf3 (77.3% score)
- …c6 (11% of these games) — Mazajchik usually continues d4 (50.0% score)
- 1.c4 — 23% of White games, 57.1% score
- …Nf6 (36% of these games) — Mazajchik usually continues g3 (40.0% score)
- …c6 (21% of these games) — Mazajchik usually continues e4 (25.0% score)
- …e6 (21% of these games) — Mazajchik usually continues g3 (83.3% score)
As Black against 1.e4 (43 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 20 | 46.5% | 50.0% |
| Nf6 | 19 | 44.2% | 55.3% |
| c6 | 4 | 9.3% | 37.5% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 80.0% | 54.2% |
| d5 | 2 | 13.3% | 50.0% |
| c6 | 1 | 6.7% | 100.0% |
Tim Mazajchik's chess games
All 130 games by Tim Mazajchik in the Chess.ceo database (Oct 2004 - Aug 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: 56 wins, 37 draws, 37 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B21 | Sicilian: Smith-Morra Gambit | 8 | 3/2/3 | 37.5% |
| A13 | English Opening | 8 | 3/3/2 | 37.5% |
| C70 | Ruy Lopez: Morphy Defense | 5 | 5/0/0 | 100.0% |
| B12 | Caro-Kann: Advance Variation | 5 | 2/1/2 | 40.0% |
| B01 | Scandinavian Defense: Main Line | 4 | 3/0/1 | 75.0% |
| B53 | Sicilian | 4 | 0/3/1 | 0.0% |
| A10 | Modern Defense | 4 | 3/1/0 | 75.0% |
| B13 | English Opening: Slav Setup | 3 | 1/1/1 | 33.3% |
| C85 | Ruy Lopez: Closed | 3 | 1/1/1 | 33.3% |
| B06 | Pirc Defense | 3 | 0/0/3 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B02 | Alekhine Defense | 18 | 8/5/5 | 44.4% |
| B56 | Sicilian | 15 | 6/6/3 | 40.0% |
| D35 | Indian Defense | 4 | 0/2/2 | 0.0% |
| B76 | Sicilian: Dragon | 4 | 1/1/2 | 25.0% |
| A06 | Réti Opening | 3 | 3/0/0 | 100.0% |
| E21 | Queen's Indian Defense | 3 | 2/0/1 | 66.7% |
| B14 | Colle System | 2 | 0/2/0 | 0.0% |
| E39 | Nimzo-Indian: Classical Variation | 2 | 1/1/0 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/1/1 | 0.0% |
| A13 | English Opening | 2 | 2/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2025 | Sim Maerevoet | 2,426 | Dutch League 2025-26 | D26 |
| Jul 2009 | Steven Geirnaert | 2,364 | 32nd Ghent Taminco Open | D45 |
| Dec 2025 | Dharma Tjiam | 2,349 | Dutch League 2025-26 | B09 |
| Jun 2026 | Kooijmans,Jermo | 2,256 | HWP Inholland 2026 | A13 |
| Mar 2026 | Tim Lammens | 2,247 | Dutch League 2025-26 | A08 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Hengelo U20 Open | 2005 | 18 | 11.5 | 1,974 |
| Hengelo U16 Open | 2001 | 9 | 6.5 | 2,291 |
| Dutch League 2025-26 | 2026 | 9 | 3.5 | 2,285 |
| ch-NED U14 | 1999 | 9 | 4 | – |
| ch-NED U16 Open | 2000 | 9 | 6 | – |
| NED U14 Open | 1999 | 9 | 6 | – |
| ch-NED U16 | 2001 | 9 | 4.5 | 2,208 |
| ch-Brabant U16 | 2000 | 7 | 6 | – |
Interactive opening tree from all 130 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Tim Mazajchik's chess games?
130 games by Tim Mazajchik, from Oct 2004 to Aug 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 Tim Mazajchik has played.
What does Tim Mazajchik play on the first move as White?
Across 62 games with White in our database, Tim Mazajchik opens with 1.e4 (73% of games), 1.c4 (23% of games), 1.d4 (2% of games). Against 1.e4 as Black, Tim Mazajchik answers 1...c5 (47% of games), 1...Nf6 (44% of games), 1...c6 (9% of games). Against 1.d4: 1...Nf6 (80% of games), 1...d5 (13% of games), 1...c6 (7% of games).
What openings does Tim Mazajchik play as White?
As White, Tim Mazajchik's most-played openings in our database are: Sicilian: Smith-Morra Gambit (8 games, 37.5% win rate); English Opening (8 games, 37.5% win rate); Ruy Lopez: Morphy Defense (5 games, 100.0% win rate). The full breakdown of 62 games with White is in the table above.
What openings does Tim Mazajchik play as Black?
As Black, Tim Mazajchik most often plays: Alekhine Defense (18 games, 44.4% win rate); Sicilian (15 games, 40.0% win rate); Indian Defense (4 games, 0.0% win rate). See the table above for the top ten Black openings across 68 games.
What is Tim Mazajchik's FIDE rating?
Tim Mazajchik is currently rated 2,199 in classical chess and 2,091 in blitz. Peak classical rating: 2,243 (Jan 2008).
How many games has Tim Mazajchik played?
Our database contains 130 games by Tim Mazajchik, covering Oct 2004 to Aug 2026. Overall record: 56 wins, 37 draws, 37 losses (43.1% win rate).
How do I prepare against Tim Mazajchik?
130 games by Tim Mazajchik 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.