Prepare against Konstantinos I Ioannidis
GRC · World #31,522 classical · FIDE ID 42131162
When preparing against Konstantinos I Ioannidis, expect 1.Nf3 in 72% of White games. Against 1.e4 the reply is 1...c6 (67% of games); against 1.d4, 1...Nf6 (83%). Lowest win rate among frequent openings: Réti Opening as White, 53.3% over 15 games.
Our database contains 66 games by Konstantinos I Ioannidis, covering Aug 2022 to Aug 2026. Below you'll find Konstantinos I Ioannidis's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Konstantinos I Ioannidis 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 | 1,977 | 2,050 | Mar 2026 |
| Rapid | 1,975 | 1,975 | Aug 2026 |
| Blitz | 1,786 | 1,873 | Oct 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 66 | 39 | 11 | 16 | 59.1% |
| As White | 32 | 21 | 6 | 5 | 65.6% |
| As Black | 34 | 18 | 5 | 11 | 52.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Konstantinos I Ioannidis's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Konstantinos I Ioannidis's side.
First moves as White (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 23 | 71.9% | 76.1% |
| d4 | 5 | 15.6% | 80.0% |
| e4 | 3 | 9.4% | 50.0% |
| d3 | 1 | 3.1% | 100.0% |
Main lines as White
- 1.Nf3 — 72% of White games, 76.1% score
- …Nf6 (57% of these games) — Ioannidis usually continues b3 (70.8% score)
- …d5 (43% of these games) — Ioannidis usually continues b3 (87.5% score)
- 1.d4 — 16% of White games, 80.0% score
- …Nf6 (40% of these games) — Ioannidis usually continues c4 (50.0% score)
- …d5 (40% of these games) — Ioannidis usually continues c4 (100.0% score)
- …e6 (20% of these games) — Ioannidis usually continues c4 (100.0% score)
As Black against 1.e4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 16 | 66.7% | 65.6% |
| d6 | 4 | 16.7% | 37.5% |
| c5 | 4 | 16.7% | 50.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 5 | 83.3% | 50.0% |
| d5 | 1 | 16.7% | 100.0% |
Konstantinos I Ioannidis's chess games
All 66 games by Konstantinos I Ioannidis in the Chess.ceo database (Aug 2022 - 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: 39 wins, 11 draws, 16 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A05 | Réti Opening | 15 | 8/5/2 | 53.3% |
| A06 | Nimzo-Larsen Attack | 8 | 7/0/1 | 87.5% |
| D53 | Queen's Gambit Declined | 2 | 2/0/0 | 100.0% |
| E73 | King's Indian Defense: Averbakh System | 2 | 1/0/1 | 50.0% |
| A40 | English Defense | 1 | 1/0/0 | 100.0% |
| B50 | Sicilian | 1 | 1/0/0 | 100.0% |
| C00 | King's Indian Attack | 1 | 0/0/1 | 0.0% |
| A00 | Mieses Opening | 1 | 1/0/0 | 100.0% |
| C60 | Ruy Lopez | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B18 | Caro-Kann: Classical | 6 | 4/1/1 | 66.7% |
| B13 | Caro-Kann: Exchange Variation | 5 | 2/1/2 | 40.0% |
| B00 | Philidor | 3 | 0/1/2 | 0.0% |
| A24 | English Opening | 2 | 1/0/1 | 50.0% |
| B22 | Sicilian | 2 | 1/0/1 | 50.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 1/0/1 | 50.0% |
| B11 | Caro-Kann: Two Knights Variation | 2 | 2/0/0 | 100.0% |
| B07 | Pirc Defense: Lion System | 1 | 1/0/0 | 100.0% |
| A05 | Réti Opening: Symmetrical Defense | 1 | 1/0/0 | 100.0% |
| B51 | Sicilian: Moscow Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2026 | Rakitzis,Alexanter Emmanouel | 1,963 | 53rd TCh-GRE 2026 | A05 |
| Aug 2025 | Eleni Bania | 1,828 | 7th SKG Open | B18 |
| Apr 2026 | Nikolaos S Nikolopoulos | 1,822 | Greek Youth U16 Individual Championship Finals 2026 | Open U14 | A05 |
| Aug 2024 | Igli Naci | 1,800 | 5th Thessaloniki SKG Open B | B22 |
| Jun 2024 | Razvan-George Parvu | 1,796 | ch-EU Schools U11 | D17 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-EU Schools U11 | 2024 | 9 | 5 | 1,677 |
| ch-GRE U10 | 2023 | 9 | 8 | 1,491 |
| ch-GRE U12 | 2024 | 9 | 6 | 1,601 |
| Greek Youth U16 Individual Championship Finals 2026 | Open U14 | 2026 | 8 | 5 | 1,891 |
| 24th Individual Student Championship of Thessaloniki-Chalkidiki 2026 - Μέρα 2 | 2026 | 7 | 7 | 1,916 |
| 52nd chT-GRE | 2025 | 6 | 6 | 1,993 |
| 53rd TCh-GRE 2026 | 2026 | 5 | 3 | 2,011 |
| 5th Thessaloniki SKG Open B | 2024 | 5 | 3 | 1,837 |
Interactive opening tree from all 66 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Konstantinos I Ioannidis's chess games?
66 games by Konstantinos I Ioannidis, from Aug 2022 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 Konstantinos I Ioannidis has played.
What does Konstantinos I Ioannidis play on the first move as White?
Across 32 games with White in our database, Konstantinos I Ioannidis opens with 1.Nf3 (72% of games), 1.d4 (16% of games), 1.e4 (9% of games). Against 1.e4 as Black, Konstantinos I Ioannidis answers 1...c6 (67% of games), 1...d6 (17% of games), 1...c5 (17% of games). Against 1.d4: 1...Nf6 (83% of games), 1...d5 (17% of games).
What openings does Konstantinos I Ioannidis play as White?
As White, Konstantinos I Ioannidis's most-played openings in our database are: Réti Opening (15 games, 53.3% win rate); Nimzo-Larsen Attack (8 games, 87.5% win rate); Queen's Gambit Declined (2 games, 100.0% win rate). The full breakdown of 32 games with White is in the table above.
What openings does Konstantinos I Ioannidis play as Black?
As Black, Konstantinos I Ioannidis most often plays: Caro-Kann: Classical (6 games, 66.7% win rate); Caro-Kann: Exchange Variation (5 games, 40.0% win rate); Philidor (3 games, 0.0% win rate). See the table above for the top ten Black openings across 34 games.
What is Konstantinos I Ioannidis's FIDE rating?
Konstantinos I Ioannidis is currently rated 1,977 in classical chess, 1,975 in rapid and 1,786 in blitz. Peak classical rating: 2,050 (Mar 2026).
How many games has Konstantinos I Ioannidis played?
Our database contains 66 games by Konstantinos I Ioannidis, covering Aug 2022 to Aug 2026. Overall record: 39 wins, 11 draws, 16 losses (59.1% win rate).
How do I prepare against Konstantinos I Ioannidis?
66 games by Konstantinos I Ioannidis 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.