Prepare against Ioan Cosma
IM · Romania · World #5,816 classical · FIDE ID 1200100
Our database contains 1,044 games by Ioan Cosma, covering Apr 2003 to Aug 2026. Below you'll find Ioan Cosma's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ioan Cosma 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 | 2,252 | 2,468 | Oct 2005 |
| Rapid | 2,187 | 2,415 | Oct 2018 |
| Blitz | 2,147 | 2,400 | Aug 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,044 | 408 | 407 | 229 | 39.1% |
| As White | 517 | 232 | 200 | 85 | 44.9% |
| As Black | 527 | 176 | 207 | 144 | 33.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ioan Cosma's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ioan Cosma's side.
First moves as White (517 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 443 | 85.7% | 64.9% |
| Nf3 | 46 | 8.9% | 60.9% |
| e4 | 19 | 3.7% | 52.6% |
| c4 | 9 | 1.7% | 72.2% |
Main lines as White
- 1.d4 — 86% of White games, 64.9% score
- …Nf6 (62% of these games) — Cosma usually continues Nf3 (64.1% score)
- …d5 (22% of these games) — Cosma usually continues c4 (68.3% score)
- …e6 (4% of these games) — Cosma usually continues c4 (55.0% score)
- 1.Nf3 — 9% of White games, 60.9% score
- …Nf6 (46% of these games) — Cosma usually continues c4 (62.5% score)
- …d5 (35% of these games) — Cosma usually continues d4 (55.0% score)
- …c5 (9% of these games) — Cosma usually continues c4 (75.0% score)
As Black against 1.e4 (243 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 176 | 72.4% | 57.4% |
| Nf6 | 22 | 9.1% | 52.3% |
| e5 | 16 | 6.6% | 40.6% |
| e6 | 15 | 6.2% | 50.0% |
| c6 | 12 | 4.9% | 45.8% |
As Black against 1.d4 (190 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 95 | 50.0% | 51.6% |
| d5 | 76 | 40.0% | 46.7% |
| e6 | 13 | 6.8% | 38.5% |
| g6 | 3 | 1.6% | 100.0% |
| f5 | 2 | 1.1% | 25.0% |
| d6 | 1 | 0.5% | 100.0% |
Ioan Cosma's chess games
All 1,044 games by Ioan Cosma 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: 408 wins, 407 draws, 229 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A46 | Indian Defense | 97 | 40/40/17 | 41.2% |
| D10 | Slav Defense | 55 | 26/24/5 | 47.3% |
| E05 | Catalan | 53 | 20/22/11 | 37.7% |
| A49 | King's Indian Defense: Fianchetto Variation | 50 | 27/18/5 | 54.0% |
| E17 | Queen's Indian Defense | 32 | 15/14/3 | 46.9% |
| E97 | King's Indian Defense: Orthodox Variation | 28 | 11/11/6 | 39.3% |
| A43 | Benoni Defense | 22 | 12/6/4 | 54.5% |
| B08 | Modern Defense | 22 | 12/7/3 | 54.5% |
| E11 | Bogo-Indian Defense | 15 | 6/5/4 | 40.0% |
| D30 | Queen's Gambit Declined | 14 | 7/5/2 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 62 | 22/22/18 | 35.5% |
| D45 | Slav Defense | 42 | 8/20/14 | 19.0% |
| B48 | Sicilian: Taimanov | 41 | 17/14/10 | 41.5% |
| D41 | Indian Defense | 31 | 11/9/11 | 35.5% |
| A30 | English Opening | 26 | 11/9/6 | 42.3% |
| B04 | Alekhine Defense | 22 | 8/7/7 | 36.4% |
| A30 | English Opening: Symmetrical | 21 | 9/7/5 | 42.9% |
| B31 | Sicilian: Rossolimo | 21 | 8/6/7 | 38.1% |
| D43 | Semi-Slav Defense | 20 | 5/10/5 | 25.0% |
| B23 | Sicilian: Closed | 19 | 12/4/3 | 63.2% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1995 | Yuri Shulman | 2,540 | Macedonia | E97 |
| Jul 2023 | Robby Kevlishvili | 2,529 | Brasov GP RO | C07 |
| Jan 1999 | Mihail Marin | 2,527 | 19th Benasque Open | E17 |
| Feb 2022 | Gergely-Andras-Gyula Szabo | 2,524 | ch-ROM | D20 |
| Jun 2004 | Gennadi Ginsburg | 2,519 | 5th Marseille Open | E62 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-ROM | 2024 | 155 | 80 | 2,410 |
| ch-ROM | 2024 | 84 | 49 | 2,418 |
| Belgrade Trako | 1995 | 26 | 13.5 | 2,466 |
| Ciocaltea Memorial | 1997 | 25 | 11 | 2,428 |
| Pedrido Open | 2004 | 14 | 11.5 | 2,510 |
| chT2-SLO w | 2003 | 14 | 8.5 | 2,418 |
| Kragujevac | 1995 | 13 | 9 | 2,475 |
| Mataruska Banja | 1996 | 13 | 7 | 2,494 |
Frequent opponents
Head-to-head records: Marius Manolache (14 games) · Vladislav Nevednichy (11 games) · Boris Itkis (10 games) · Dan Bogdan (10 games) · Dragos-Nicolae Dumitrache (10 games)
Interactive opening tree from all 1,044 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ioan Cosma's chess games?
1,044 games by Ioan Cosma, 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 Ioan Cosma has played.
What does Ioan Cosma play on the first move as White?
Across 517 games with White in our database, Ioan Cosma opens with 1.d4 (86% of games), 1.Nf3 (9% of games), 1.e4 (4% of games). Against 1.e4 as Black, Ioan Cosma answers 1...c5 (72% of games), 1...Nf6 (9% of games), 1...e5 (7% of games). Against 1.d4: 1...Nf6 (50% of games), 1...d5 (40% of games), 1...e6 (7% of games).
What openings does Ioan Cosma play as White?
As White, Ioan Cosma's most-played openings in our database are: Indian Defense (97 games, 41.2% win rate); Slav Defense (55 games, 47.3% win rate); Catalan (53 games, 37.7% win rate). The full breakdown of 517 games with White is in the table above.
What openings does Ioan Cosma play as Black?
As Black, Ioan Cosma most often plays: Sicilian (62 games, 35.5% win rate); Slav Defense (42 games, 19.0% win rate); Sicilian: Taimanov (41 games, 41.5% win rate). See the table above for the top ten Black openings across 527 games.
What is Ioan Cosma's FIDE rating?
Ioan Cosma is currently rated 2,252 in classical chess, 2,187 in rapid and 2,147 in blitz. Peak classical rating: 2,468 (Oct 2005).
How many games has Ioan Cosma played?
Our database contains 1,044 games by Ioan Cosma, covering Apr 2003 to Aug 2026. Overall record: 408 wins, 407 draws, 229 losses (39.1% win rate).
How do I prepare against Ioan Cosma?
1,044 games by Ioan Cosma 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.