Prepare against Ioannis Papaioannou
GM · GRC · World #134 classical · FIDE ID 4201345
When preparing against Ioannis Papaioannou, expect 1.d4 in 70% of White games. Against 1.e4 the reply is 1...c5 (43% of games). Lowest win rate among frequent openings: Benoni Defense as Black, 21.6% over 37 games.
Our database contains 923 games by Ioannis Papaioannou, covering Apr 2003 to Sep 2026. Below you'll find Ioannis Papaioannou's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ioannis Papaioannou 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 | 2,608 | 2,652 | Nov 2017 |
| Rapid | 2,614 | 2,618 | Oct 2012 |
| Blitz | 2,666 | 2,666 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 923 | 399 | 413 | 111 | 43.2% |
| As White | 468 | 234 | 197 | 37 | 50.0% |
| As Black | 455 | 165 | 216 | 74 | 36.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ioannis Papaioannou's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ioannis Papaioannou's side.
First moves as White (468 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 329 | 70.3% | 70.5% |
| e4 | 85 | 18.2% | 74.7% |
| Nf3 | 36 | 7.7% | 70.8% |
| c4 | 13 | 2.8% | 65.4% |
| g3 | 4 | 0.9% | 50.0% |
| b3 | 1 | 0.2% | 100.0% |
Main lines as White
- 1.d4 — 70% of White games, 70.5% score
- …Nf6 (61% of these games) — Papaioannou usually continues c4 (72.0% score)
- …d5 (31% of these games) — Papaioannou usually continues Nf3 (72.1% score)
- …d6 (3% of these games) — Papaioannou usually continues e4 (80.0% score)
- 1.e4 — 18% of White games, 74.7% score
- …c5 (46% of these games) — Papaioannou usually continues Nf3 (94.0% score)
- …e5 (28% of these games) — Papaioannou usually continues Nf3 (64.6% score)
- …e6 (13% of these games) — Papaioannou usually continues b3 (75.0% score)
As Black against 1.e4 (224 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 96 | 42.9% | 58.9% |
| c6 | 75 | 33.5% | 69.3% |
| d5 | 41 | 18.3% | 56.1% |
| e5 | 12 | 5.4% | 58.3% |
Ioannis Papaioannou's chess games
All 923 games by Ioannis Papaioannou 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: 399 wins, 413 draws, 111 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E04 | Catalan | 91 | 48/37/6 | 52.7% |
| D12 | Slav Defense | 61 | 22/38/1 | 36.1% |
| A46 | Indian Defense | 33 | 17/13/3 | 51.5% |
| A31 | English Opening | 29 | 17/10/2 | 58.6% |
| E81 | King's Indian: Sämisch | 27 | 17/8/2 | 63.0% |
| A48 | Torre Attack | 18 | 9/7/2 | 50.0% |
| B22 | Sicilian | 14 | 12/2/0 | 85.7% |
| D27 | Queen's Pawn Game | 11 | 4/6/1 | 36.4% |
| A43 | Benoni Defense | 11 | 7/2/2 | 63.6% |
| C00 | French Defense | 10 | 6/3/1 | 60.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 50 | 16/26/8 | 32.0% |
| B01 | Scandinavian Defense: Main Line | 41 | 14/18/9 | 34.1% |
| A17 | English Opening | 39 | 13/21/5 | 33.3% |
| A70 | Benoni Defense | 37 | 8/23/6 | 21.6% |
| B17 | Caro-Kann: Karpov Variation | 32 | 13/18/1 | 40.6% |
| E11 | Bogo-Indian Defense | 23 | 8/11/4 | 34.8% |
| E42 | Nimzo-Indian: Rubinstein System | 22 | 10/6/6 | 45.5% |
| B40 | Sicilian | 15 | 4/7/4 | 26.7% |
| A46 | Indian Defense | 15 | 10/3/2 | 66.7% |
| B14 | Caro-Kann: Exchange Variation | 12 | 10/2/0 | 83.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2010 | Alexander Morozevich | 2,732 | 7th WchT | A17 |
| Jul 2014 | Pentala Harikrishna | 2,726 | GRE CupT final 32nd | A47 |
| Dec 2012 | Alexander Moiseenko | 2,710 | ch-World Cities GpC | E04 |
| Oct 2018 | Boris Gelfand | 2,703 | Olympiad-43 | E08 |
| Nov 2013 | Luke J McShane | 2,696 | 19th chT-EU | B90 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-GRE | 2003 | 44 | 29 | 2,555 |
| chT-GRE | 2004 | 34 | 25 | 2,589 |
| Ikaria Open | 1998 | 16 | 13 | 2,609 |
| Olympiad-36 | 2004 | 13 | 7.5 | 2,604 |
| Olympiad-34 | 2000 | 13 | 7.5 | 2,651 |
| Olympiad-35 | 2002 | 12 | 6 | 2,543 |
| 10th ch-EU | 2009 | 11 | 7.5 | 2,719 |
| Olympiad-37 | 2006 | 11 | 6 | 2,564 |
Frequent opponents
Head-to-head records: Athanasios Mastrovasilis (18 games) · Hristos Banikas (16 games) · Ioannis Nikolaidis (16 games) · Stelios Halkias (15 games) · Dimitrios Mastrovasilis (10 games) · Efstratios Grivas (10 games)
Interactive opening tree from all 923 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ioannis Papaioannou's chess games?
923 games by Ioannis Papaioannou, 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 Ioannis Papaioannou has played.
What does Ioannis Papaioannou play on the first move as White?
Across 468 games with White in our database, Ioannis Papaioannou opens with 1.d4 (70% of games), 1.e4 (18% of games), 1.Nf3 (8% of games). Against 1.e4 as Black, Ioannis Papaioannou answers 1...c5 (43% of games), 1...c6 (33% of games), 1...d5 (18% of games).
What openings does Ioannis Papaioannou play as White?
As White, Ioannis Papaioannou's most-played openings in our database are: Catalan (91 games, 52.7% win rate); Slav Defense (61 games, 36.1% win rate); Indian Defense (33 games, 51.5% win rate). The full breakdown of 468 games with White is in the table above.
What openings does Ioannis Papaioannou play as Black?
As Black, Ioannis Papaioannou most often plays: Sicilian: Najdorf (50 games, 32.0% win rate); Scandinavian Defense: Main Line (41 games, 34.1% win rate); English Opening (39 games, 33.3% win rate). See the table above for the top ten Black openings across 455 games.
What is Ioannis Papaioannou's FIDE rating?
Ioannis Papaioannou is currently rated 2,608 in classical chess, 2,614 in rapid and 2,666 in blitz. Peak classical rating: 2,652 (Nov 2017).
How many games has Ioannis Papaioannou played?
Our database contains 923 games by Ioannis Papaioannou, covering Apr 2003 to Sep 2026. Overall record: 399 wins, 413 draws, 111 losses (43.2% win rate).
How do I prepare against Ioannis Papaioannou?
923 games by Ioannis Papaioannou 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.