Prepare against Andreea-Marioara Cosman
WIM · Romania · World #8,927 classical · FIDE ID 1217968
Our database contains 627 games by Andreea-Marioara Cosman, covering Jan 2009 to Aug 2026. Below you'll find Andreea-Marioara Cosman's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Andreea-Marioara Cosman 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 | 2,187 | 2,199 | Nov 2022 |
| Rapid | 2,181 | 2,201 | Jul 2026 |
| Blitz | 2,150 | 2,166 | Apr 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 627 | 232 | 191 | 204 | 37.0% |
| As White | 308 | 127 | 89 | 92 | 41.2% |
| As Black | 319 | 105 | 102 | 112 | 32.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Andreea-Marioara Cosman's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Andreea-Marioara Cosman's side.
First moves as White (308 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 277 | 89.9% | 55.2% |
| Nf3 | 15 | 4.9% | 60.0% |
| e4 | 10 | 3.2% | 70.0% |
| c4 | 6 | 1.9% | 41.7% |
Main lines as White
- 1.d4 — 90% of White games, 55.2% score
- …Nf6 (49% of these games) — Cosman usually continues c4 (50.4% score)
- …d5 (32% of these games) — Cosman usually continues c4 (65.7% score)
- …d6 (5% of these games) — Cosman usually continues Nf3 (35.7% score)
- 1.Nf3 — 5% of White games, 60.0% score
- …Nf6 (40% of these games) — Cosman usually continues b3 (50.0% score)
- …d5 (27% of these games) — Cosman usually continues b3 (50.0% score)
- …c5 (20% of these games) — Cosman usually continues c4 (50.0% score)
As Black against 1.e4 (185 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 181 | 97.8% | 54.7% |
| e6 | 3 | 1.6% | 50.0% |
| d6 | 1 | 0.5% | 0.0% |
Andreea-Marioara Cosman's chess games
All 627 games by Andreea-Marioara Cosman in the Chess.ceo database (Jan 2009 - 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: 232 wins, 191 draws, 204 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E46 | Nimzo-Indian: Rubinstein System | 42 | 8/17/17 | 19.0% |
| D35 | Indian Defense | 33 | 14/9/10 | 42.4% |
| D10 | Slav Defense | 28 | 13/10/5 | 46.4% |
| D31 | Queen's Gambit Declined | 20 | 11/7/2 | 55.0% |
| E81 | King's Indian: Sämisch | 20 | 11/2/7 | 55.0% |
| A58 | Benoni Defense | 16 | 8/1/7 | 50.0% |
| D27 | Queen's Gambit Accepted | 16 | 9/6/1 | 56.3% |
| E61 | King's Indian Defense | 12 | 7/1/4 | 58.3% |
| A81 | Dutch Defense | 12 | 5/4/3 | 41.7% |
| E97 | King's Indian Defense: Orthodox Variation | 11 | 5/2/4 | 45.5% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 62 | 25/21/16 | 40.3% |
| B50 | Sicilian | 60 | 25/21/14 | 41.7% |
| A70 | Benoni Defense | 51 | 19/9/23 | 37.3% |
| B22 | Sicilian: Alapin | 23 | 4/11/8 | 17.4% |
| B36 | English Opening: Symmetrical | 19 | 3/10/6 | 15.8% |
| B23 | Sicilian: Closed | 17 | 9/3/5 | 52.9% |
| B52 | Sicilian: Moscow Variation | 13 | 4/6/3 | 30.8% |
| B36 | Indian Defense | 11 | 0/6/5 | 0.0% |
| A38 | English Opening | 7 | 0/1/6 | 0.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 6 | 1/2/3 | 16.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2020 | David Gavrilescu | 2,455 | 3rd Satu Mare Foisor Blitz | D38 |
| May 2018 | Irina Bulmaga | 2,415 | ch-ROM w | B52 |
| Dec 2023 | Ekaterina Atalik | 2,405 | chT-ROM Rapid w | A35 |
| Sep 2018 | Tuvshintugs Batchimeg | 2,367 | Olympiad Women-43 | A84 |
| Apr 2016 | Cristina Foisor | 2,328 | ch-ROM w | A40 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-ROM w | 2024 | 118 | 61.5 | 2,025 |
| chT-ROM w | 2024 | 63 | 36 | 2,138 |
| ch-ROM U18 Girls | 2015 | 18 | 13.5 | 1,919 |
| Djerba Online w | 2020 | 17 | 9 | 1,874 |
| ch-ROM U20 Girls | 2017 | 14 | 9 | 2,036 |
| 1st FIDE World Uni Rapid-B | 2021 | 12 | 7.5 | 2,063 |
| 21st ch-EU w | 2021 | 11 | 5 | 2,098 |
| 19th ch-EU w | 2018 | 11 | 4.5 | 2,102 |
Frequent opponents
Head-to-head records: Corina-Isabela Peptan (11 games) · Mihaela Sandu (11 games)
Interactive opening tree from all 627 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Andreea-Marioara Cosman's chess games?
627 games by Andreea-Marioara Cosman, from Jan 2009 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 Andreea-Marioara Cosman has played.
What does Andreea-Marioara Cosman play on the first move as White?
Across 308 games with White in our database, Andreea-Marioara Cosman opens with 1.d4 (90% of games), 1.Nf3 (5% of games), 1.e4 (3% of games). Against 1.e4 as Black, Andreea-Marioara Cosman answers 1...c5 (98% of games), 1...e6 (2% of games), 1...d6 (1% of games).
What openings does Andreea-Marioara Cosman play as White?
As White, Andreea-Marioara Cosman's most-played openings in our database are: Nimzo-Indian: Rubinstein System (42 games, 19.0% win rate); Indian Defense (33 games, 42.4% win rate); Slav Defense (28 games, 46.4% win rate). The full breakdown of 308 games with White is in the table above.
What openings does Andreea-Marioara Cosman play as Black?
As Black, Andreea-Marioara Cosman most often plays: Sicilian: Najdorf (62 games, 40.3% win rate); Sicilian (60 games, 41.7% win rate); Benoni Defense (51 games, 37.3% win rate). See the table above for the top ten Black openings across 319 games.
What is Andreea-Marioara Cosman's FIDE rating?
Andreea-Marioara Cosman is currently rated 2,187 in classical chess, 2,181 in rapid and 2,150 in blitz. Peak classical rating: 2,199 (Nov 2022).
How many games has Andreea-Marioara Cosman played?
Our database contains 627 games by Andreea-Marioara Cosman, covering Jan 2009 to Aug 2026. Overall record: 232 wins, 191 draws, 204 losses (37.0% win rate).
How do I prepare against Andreea-Marioara Cosman?
627 games by Andreea-Marioara Cosman 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.