Prepare against Nikolaos K. Sidiropoulos
GRC · World #10,137 classical · FIDE ID 4217250
When preparing against Nikolaos K. Sidiropoulos, expect 1.e4 in 66% of White games. Against 1.e4 the reply is 1...g6 (49% of games); against 1.d4, 1...Nf6 (74%). Lowest win rate among frequent openings: Sicilian as White, 15.0% over 20 games.
Our database contains 223 games by Nikolaos K. Sidiropoulos, covering Jan 2008 to Sep 2026. Below you'll find Nikolaos K. Sidiropoulos's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Nikolaos K. Sidiropoulos 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 | 2,168 | 2,193 | Jun 2026 |
| Rapid | 2,041 | 2,091 | Aug 2018 |
| Blitz | 2,007 | 2,057 | Jul 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 223 | 73 | 66 | 84 | 32.7% |
| As White | 105 | 36 | 27 | 42 | 34.3% |
| As Black | 118 | 37 | 39 | 42 | 31.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Nikolaos K. Sidiropoulos's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Nikolaos K. Sidiropoulos's side.
First moves as White (105 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 69 | 65.7% | 47.8% |
| d4 | 23 | 21.9% | 34.8% |
| c4 | 6 | 5.7% | 58.3% |
| a3 | 3 | 2.9% | 83.3% |
| Nf3 | 3 | 2.9% | 66.7% |
| f4 | 1 | 1.0% | 50.0% |
Main lines as White
- 1.e4 — 66% of White games, 47.8% score
- …c5 (48% of these games) — Sidiropoulos usually continues Nf3 (22.0% score)
- …e5 (19% of these games) — Sidiropoulos usually continues Nf3 (62.5% score)
- …e6 (13% of these games) — Sidiropoulos usually continues d4 (72.2% score)
- 1.d4 — 22% of White games, 34.8% score
- …Nf6 (74% of these games) — Sidiropoulos usually continues c4 (32.4% score)
- …d5 (9% of these games) — Sidiropoulos usually continues c4 (100.0% score)
- …e6 (4% of these games) — Sidiropoulos usually continues c4 (0.0% score)
As Black against 1.e4 (63 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 31 | 49.2% | 58.1% |
| c6 | 13 | 20.6% | 50.0% |
| c5 | 9 | 14.3% | 61.1% |
| e5 | 7 | 11.1% | 28.6% |
| Nf6 | 2 | 3.2% | 75.0% |
| d5 | 1 | 1.6% | 0.0% |
As Black against 1.d4 (38 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 28 | 73.7% | 42.9% |
| d5 | 6 | 15.8% | 50.0% |
| g6 | 3 | 7.9% | 50.0% |
| f5 | 1 | 2.6% | 100.0% |
Nikolaos K. Sidiropoulos's chess games
All 223 games by Nikolaos K. Sidiropoulos in the Chess.ceo database (Jan 2008 - 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: 73 wins, 66 draws, 84 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B53 | Sicilian | 20 | 3/7/10 | 15.0% |
| A58 | Benoni Defense | 7 | 3/1/3 | 42.9% |
| E20 | Nimzo-Indian: Kmoch Variation | 7 | 1/1/5 | 14.3% |
| B10 | Caro-Kann | 5 | 3/1/1 | 60.0% |
| A36 | English Opening: Symmetrical | 5 | 2/1/2 | 40.0% |
| C02 | French: Advance Variation | 5 | 3/2/0 | 60.0% |
| C11 | French: Classical Variation | 4 | 2/1/1 | 50.0% |
| C54 | Italian Game: Classical Variation | 4 | 3/0/1 | 75.0% |
| C55 | Italian Game | 4 | 2/0/2 | 50.0% |
| A00 | Anderssen's opening | 3 | 2/1/0 | 66.7% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 33 | 13/10/10 | 39.4% |
| A67 | Benoni Defense | 11 | 3/3/5 | 27.3% |
| A36 | English Opening: Symmetrical | 5 | 0/4/1 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 5 | 3/0/2 | 60.0% |
| D05 | Indian Defense | 5 | 2/2/1 | 40.0% |
| A33 | Catalan | 4 | 2/1/1 | 50.0% |
| D86 | Grünfeld Defense | 4 | 1/1/2 | 25.0% |
| C54 | Italian Game | 3 | 0/1/2 | 0.0% |
| B11 | Caro-Kann: Two Knights Variation | 3 | 0/1/2 | 0.0% |
| B30 | Sicilian | 3 | 2/0/1 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2021 | Christos Krallis | 2,447 | 30th Kavala Open | E27 |
| Jul 2016 | Nikolaos Gouloutis | 2,325 | 44th chT-GRE | E43 |
| Sep 2019 | Harry Grieve | 2,277 | 2nd Anogia Tal Memorial | D31 |
| Aug 2014 | Alexandros Papasimakopoulos | 2,270 | 22nd Nikaia Open | A70 |
| Aug 2021 | Dimitrios Makridis | 2,256 | 30th Kavala Open | B12 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 42nd chT-GRE | 2014 | 12 | 7 | 2,076 |
| ch-GRE U16 | 2013 | 11 | 5 | 1,736 |
| ch-GRE U14 | 2011 | 11 | 6 | 1,828 |
| 41st chT-GRE | 2013 | 10 | 3.5 | 1,913 |
| ch-GRE U12 | 2009 | 9 | 4.5 | 1,742 |
| 2nd Anogia Tal Memorial | 2019 | 8 | 2.5 | 2,172 |
| ch-GRE U18 | 2012 | 8 | 5 | 1,856 |
| ch-Attica U16 | 2012 | 7 | 5 | 1,963 |
Interactive opening tree from all 223 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Nikolaos K. Sidiropoulos's chess games?
223 games by Nikolaos K. Sidiropoulos, from Jan 2008 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 Nikolaos K. Sidiropoulos has played.
What does Nikolaos K. Sidiropoulos play on the first move as White?
Across 105 games with White in our database, Nikolaos K. Sidiropoulos opens with 1.e4 (66% of games), 1.d4 (22% of games), 1.c4 (6% of games). Against 1.e4 as Black, Nikolaos K. Sidiropoulos answers 1...g6 (49% of games), 1...c6 (21% of games), 1...c5 (14% of games). Against 1.d4: 1...Nf6 (74% of games), 1...d5 (16% of games), 1...g6 (8% of games).
What openings does Nikolaos K. Sidiropoulos play as White?
As White, Nikolaos K. Sidiropoulos's most-played openings in our database are: Sicilian (20 games, 15.0% win rate); Benoni Defense (7 games, 42.9% win rate); Nimzo-Indian: Kmoch Variation (7 games, 14.3% win rate). The full breakdown of 105 games with White is in the table above.
What openings does Nikolaos K. Sidiropoulos play as Black?
As Black, Nikolaos K. Sidiropoulos most often plays: Modern Defense (33 games, 39.4% win rate); Benoni Defense (11 games, 27.3% win rate); English Opening: Symmetrical (5 games, 0.0% win rate). See the table above for the top ten Black openings across 118 games.
What is Nikolaos K. Sidiropoulos's FIDE rating?
Nikolaos K. Sidiropoulos is currently rated 2,168 in classical chess, 2,041 in rapid and 2,007 in blitz. Peak classical rating: 2,193 (Jun 2026).
How many games has Nikolaos K. Sidiropoulos played?
Our database contains 223 games by Nikolaos K. Sidiropoulos, covering Jan 2008 to Sep 2026. Overall record: 73 wins, 66 draws, 84 losses (32.7% win rate).
How do I prepare against Nikolaos K. Sidiropoulos?
223 games by Nikolaos K. Sidiropoulos 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.