Prepare against Costas Hadjiyiannis
Cyprus · World #127,417 classical · FIDE ID 5900085
When preparing against Costas Hadjiyiannis, expect 1.d4 in 67% of White games. Against 1.e4 the reply is 1...e6 (49% of games); against 1.d4, 1...Nf6 (57%).
Our database contains 177 games by Costas Hadjiyiannis, covering Apr 2003 to Aug 2026. Below you'll find Costas Hadjiyiannis's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Costas Hadjiyiannis 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 | 1,653 | 2,205 | Jul 2006 |
| Rapid | 1,750 | 2,053 | Sep 2013 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 177 | 64 | 36 | 77 | 36.2% |
| As White | 85 | 35 | 15 | 35 | 41.2% |
| As Black | 92 | 29 | 21 | 42 | 31.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Costas Hadjiyiannis's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Costas Hadjiyiannis's side.
First moves as White (85 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 57 | 67.1% | 51.8% |
| Nf3 | 18 | 21.2% | 44.4% |
| c4 | 8 | 9.4% | 62.5% |
| b4 | 1 | 1.2% | 0.0% |
| b3 | 1 | 1.2% | 0.0% |
Main lines as White
- 1.d4 — 67% of White games, 51.8% score
- …Nf6 (63% of these games) — Hadjiyiannis usually continues c4 (48.6% score)
- …d5 (18% of these games) — Hadjiyiannis usually continues c4 (61.1% score)
- …c5 (5% of these games) — Hadjiyiannis usually continues Nf3 (50.0% score)
- 1.Nf3 — 21% of White games, 44.4% score
- …Nf6 (67% of these games) — Hadjiyiannis usually continues c4 (38.9% score)
- …e6 (11% of these games) — Hadjiyiannis usually continues g3 (100.0% score)
- …f5 (6% of these games) — Hadjiyiannis usually continues d4 (0.0% score)
As Black against 1.e4 (39 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 19 | 48.7% | 36.8% |
| d6 | 5 | 12.8% | 50.0% |
| c6 | 4 | 10.3% | 25.0% |
| g6 | 4 | 10.3% | 75.0% |
| e5 | 3 | 7.7% | 66.7% |
| c5 | 3 | 7.7% | 33.3% |
As Black against 1.d4 (37 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 21 | 56.8% | 42.9% |
| d5 | 14 | 37.8% | 28.6% |
| g6 | 1 | 2.7% | 0.0% |
| e6 | 1 | 2.7% | 0.0% |
Costas Hadjiyiannis's chess games
All 177 games by Costas Hadjiyiannis in the Chess.ceo database (Apr 2003 - 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: 64 wins, 36 draws, 77 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A57 | Benoni Defense | 9 | 3/0/6 | 33.3% |
| A17 | English Opening | 9 | 5/0/4 | 55.6% |
| A46 | Indian Defense | 8 | 4/2/2 | 50.0% |
| E11 | Bogo-Indian Defense | 5 | 2/2/1 | 40.0% |
| E12 | Queen's Indian Defense | 5 | 1/2/2 | 20.0% |
| E92 | King's Indian Defense: Petrosian Variation | 4 | 2/0/2 | 50.0% |
| E68 | King's Indian Defense | 4 | 3/1/0 | 75.0% |
| E91 | King's Indian Defense: Orthodox Variation | 4 | 2/0/2 | 50.0% |
| D85 | Grünfeld Defense | 4 | 1/1/2 | 25.0% |
| A12 | English Opening: Slav Setup | 3 | 2/1/0 | 66.7% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A48 | Indian Defense | 9 | 4/2/3 | 44.4% |
| D02 | London System | 8 | 1/4/3 | 12.5% |
| C05 | French: Tarrasch Variation | 7 | 1/3/3 | 14.3% |
| D27 | Queen's Gambit Accepted | 6 | 2/0/4 | 33.3% |
| B08 | Pirc Defense | 5 | 2/1/2 | 40.0% |
| C01 | French: Winawer Variation | 4 | 1/0/3 | 25.0% |
| A19 | English Opening: Mikenas Variation | 4 | 0/0/4 | 0.0% |
| A42 | Modern Defense | 4 | 3/0/1 | 75.0% |
| B13 | Caro-Kann: Exchange Variation | 3 | 0/0/3 | 0.0% |
| A12 | English Opening | 3 | 1/1/1 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1992 | Alexandros Alexandrou | 2,270 | ch-CYP | A01 |
| Jan 1992 | Marios Schinis | 2,210 | ch-CYP | A46 |
| Jan 1991 | Panikos Savva | 2,205 | ch-CYP | D74 |
| Jan 1990 | Michael Demetrakis | 2,205 | ch-CYP | D35 |
| May 2018 | Konstantinos Michaelides | 2,149 | ch-CYP | D34 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-CYP | 2019 | 82 | 38 | 2,033 |
| ch-CYP Open | 2022 | 22 | 14.5 | 1,807 |
| Olympiad-30 | 1992 | 9 | 4.5 | 2,295 |
| Olympiad-27 | 1986 | 9 | 3 | 2,116 |
| ch-CYP A | 2015 | 9 | 3.5 | 1,840 |
| Lympia ch-Cyprus Open | 2020 | 9 | 5 | 1,627 |
| Olympiad-29 | 1990 | 9 | 3.5 | 2,171 |
| chB-CYP Open | 2015 | 9 | 6 | 1,906 |
Frequent opponents
Head-to-head records: Panikos Savva (10 games)
Interactive opening tree from all 177 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Costas Hadjiyiannis's chess games?
177 games by Costas Hadjiyiannis, from Apr 2003 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 Costas Hadjiyiannis has played.
What does Costas Hadjiyiannis play on the first move as White?
Across 85 games with White in our database, Costas Hadjiyiannis opens with 1.d4 (67% of games), 1.Nf3 (21% of games), 1.c4 (9% of games). Against 1.e4 as Black, Costas Hadjiyiannis answers 1...e6 (49% of games), 1...d6 (13% of games), 1...c6 (10% of games). Against 1.d4: 1...Nf6 (57% of games), 1...d5 (38% of games), 1...g6 (3% of games).
What openings does Costas Hadjiyiannis play as White?
As White, Costas Hadjiyiannis's most-played openings in our database are: Benoni Defense (9 games, 33.3% win rate); English Opening (9 games, 55.6% win rate); Indian Defense (8 games, 50.0% win rate). The full breakdown of 85 games with White is in the table above.
What openings does Costas Hadjiyiannis play as Black?
As Black, Costas Hadjiyiannis most often plays: Indian Defense (9 games, 44.4% win rate); London System (8 games, 12.5% win rate); French: Tarrasch Variation (7 games, 14.3% win rate). See the table above for the top ten Black openings across 92 games.
What is Costas Hadjiyiannis's FIDE rating?
Costas Hadjiyiannis is currently rated 1,653 in classical chess, 1,750 in rapid. Peak classical rating: 2,205 (Jul 2006).
How many games has Costas Hadjiyiannis played?
Our database contains 177 games by Costas Hadjiyiannis, covering Apr 2003 to Aug 2026. Overall record: 64 wins, 36 draws, 77 losses (36.2% win rate).
How do I prepare against Costas Hadjiyiannis?
177 games by Costas Hadjiyiannis 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.