Prepare against Nikolas Theodorou
GM · GRC · World #87 classical · FIDE ID 4262875
When preparing against Nikolas Theodorou, expect 1.d4 in 48% of White games. Against 1.e4 the reply is 1...c5 (33% of games); against 1.d4, 1...Nf6 (68%). Lowest win rate among frequent openings: Indian Defense as Black, 35.2% over 54 games.
Our database contains 2,392 games by Nikolas Theodorou, covering Sep 2009 to Sep 2026. Below you'll find Nikolas Theodorou's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Nikolas Theodorou 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 | 2,633 | 2,656 | Nov 2025 |
| Rapid | 2,588 | 2,600 | Jun 2026 |
| Blitz | 2,567 | 2,567 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 2,392 | 1,253 | 643 | 496 | 52.4% |
| As White | 1,214 | 683 | 314 | 217 | 56.3% |
| As Black | 1,178 | 570 | 329 | 279 | 48.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Nikolas Theodorou's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Nikolas Theodorou's side.
First moves as White (1,211 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 585 | 48.3% | 69.1% |
| Nf3 | 382 | 31.5% | 70.9% |
| e4 | 174 | 14.4% | 66.1% |
| c4 | 61 | 5.0% | 69.7% |
| g3 | 4 | 0.3% | 75.0% |
| Nc3 | 2 | 0.2% | 100.0% |
Main lines as White
- 1.d4 — 48% of White games, 69.1% score
- …Nf6 (62% of these games) — Theodorou usually continues c4 (70.9% score)
- …d5 (28% of these games) — Theodorou usually continues c4 (68.8% score)
- …e6 (4% of these games) — Theodorou usually continues c4 (45.8% score)
- 1.Nf3 — 32% of White games, 70.9% score
- …Nf6 (42% of these games) — Theodorou usually continues b3 (65.6% score)
- …d5 (41% of these games) — Theodorou usually continues b3 (76.4% score)
- …c5 (9% of these games) — Theodorou usually continues g3 (80.8% score)
As Black against 1.e4 (555 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 181 | 32.6% | 59.4% |
| e5 | 137 | 24.7% | 57.7% |
| b6 | 100 | 18.0% | 68.5% |
| e6 | 72 | 13.0% | 57.6% |
| d5 | 39 | 7.0% | 70.5% |
| Nc6 | 15 | 2.7% | 76.7% |
As Black against 1.d4 (411 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 278 | 67.6% | 58.8% |
| b6 | 61 | 14.8% | 64.8% |
| e6 | 51 | 12.4% | 69.6% |
| d6 | 15 | 3.6% | 63.3% |
| d5 | 6 | 1.5% | 50.0% |
Nikolas Theodorou's chess games
All 2,392 games by Nikolas Theodorou in the Chess.ceo database (Sep 2009 - 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: 1,253 wins, 643 draws, 496 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E06 | Catalan | 175 | 100/50/25 | 57.1% |
| A05 | Réti Opening | 171 | 92/49/30 | 53.8% |
| D37 | Indian Defense | 75 | 43/19/13 | 57.3% |
| A06 | Nimzo-Larsen Attack | 73 | 51/9/13 | 69.9% |
| D15 | Slav Defense | 52 | 29/13/10 | 55.8% |
| A16 | English Opening | 50 | 21/17/12 | 42.0% |
| E12 | Queen's Indian Defense | 39 | 19/11/9 | 48.7% |
| A48 | King's Indian Defense | 29 | 17/7/5 | 58.6% |
| D02 | Queen's Pawn Game | 24 | 14/5/5 | 58.3% |
| E11 | Bogo-Indian Defense | 22 | 13/4/5 | 59.1% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B00 | Owen Defense | 100 | 62/13/25 | 62.0% |
| A40 | English Defense | 73 | 43/14/16 | 58.9% |
| B30 | Sicilian: Rossolimo | 65 | 25/19/21 | 38.5% |
| E71 | King's Indian Defense | 56 | 26/18/12 | 46.4% |
| E62 | Indian Defense | 54 | 19/23/12 | 35.2% |
| A05 | Réti Opening | 51 | 34/10/7 | 66.7% |
| B32 | Sicilian | 47 | 22/15/10 | 46.8% |
| E94 | King's Indian Defense: Orthodox Variation | 46 | 18/15/13 | 39.1% |
| A15 | English Opening | 46 | 21/13/12 | 45.7% |
| B01 | Scandinavian Defense: Main Line | 38 | 25/4/9 | 65.8% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2026 | Hikaru Nakamura | 2,810 | Titled Tuesday | A57 |
| Nov 2024 | Fabiano Caruana | 2,805 | US Chess Masters 2024 | A28 |
| Jun 2026 | Nodirbek Abdusattorov | 2,777 | 3rd UzChess Cup 2026 | Masters | E11 |
| Sep 2025 | Gukesh D | 2,776 | FIDE Grand Swiss | C42 |
| Aug 2022 | Levon Aronian | 2,775 | Olympiad-44 | E73 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 757 | 551.5 | 2,628 |
| 1st 3-0 Thursday | 2026 | 83 | 58 | 2,609 |
| 2nd 3-0 Thursday | 2026 | 46 | 31.5 | 2,625 |
| chT-Pan American Intercollegiate | 2024 | 31 | 19 | 2,490 |
| Chess.com U20 Speed Qual | 2020 | 27 | 13 | 2,545 |
| Saint Louis Summer A | 2024 | 26 | 15 | 2,684 |
| US Collegiate Blitz | 2021 | 25 | 14 | 2,450 |
| FIDE Grand Swiss | 2025 | 22 | 11 | 2,653 |
Frequent opponents
Head-to-head records: Luca Jr Moroni (26 games) · Grigoriy Oparin (22 games) · Aram Hakobyan (17 games) · Aleksandar Indjic (14 games) · Benjamin Bok (14 games) · Matthias Bluebaum (12 games) · Jose Carlos Ibarra Jerez (11 games) · Mikhail Al. Antipov (11 games)
Interactive opening tree from all 2,392 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Nikolas Theodorou's chess games?
2,392 games by Nikolas Theodorou, from Sep 2009 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 Nikolas Theodorou has played.
What does Nikolas Theodorou play on the first move as White?
Across 1,211 games with White in our database, Nikolas Theodorou opens with 1.d4 (48% of games), 1.Nf3 (32% of games), 1.e4 (14% of games). Against 1.e4 as Black, Nikolas Theodorou answers 1...c5 (33% of games), 1...e5 (25% of games), 1...b6 (18% of games). Against 1.d4: 1...Nf6 (68% of games), 1...b6 (15% of games), 1...e6 (12% of games).
What openings does Nikolas Theodorou play as White?
As White, Nikolas Theodorou's most-played openings in our database are: Catalan (175 games, 57.1% win rate); Réti Opening (171 games, 53.8% win rate); Indian Defense (75 games, 57.3% win rate). The full breakdown of 1,214 games with White is in the table above.
What openings does Nikolas Theodorou play as Black?
As Black, Nikolas Theodorou most often plays: Owen Defense (100 games, 62.0% win rate); English Defense (73 games, 58.9% win rate); Sicilian: Rossolimo (65 games, 38.5% win rate). See the table above for the top ten Black openings across 1,178 games.
What is Nikolas Theodorou's FIDE rating?
Nikolas Theodorou is currently rated 2,633 in classical chess, 2,588 in rapid and 2,567 in blitz. Peak classical rating: 2,656 (Nov 2025).
How many games has Nikolas Theodorou played?
Our database contains 2,392 games by Nikolas Theodorou, covering Sep 2009 to Sep 2026. Overall record: 1,253 wins, 643 draws, 496 losses (52.4% win rate).
How do I prepare against Nikolas Theodorou?
2,392 games by Nikolas Theodorou 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.