Format
Cozianu, Costin-Valeriu
FM🇷🇴FIDE 1200810· Male· Romania· Born in 1973
Follow Costin-Valeriu CozianuTrack his monthly FIDE ratings, games, tournaments and more.
Costin-Valeriu Cozianu, a 53-year-old Romanian FIDE Master, is rated 2337 and ranked 41st among Romanian players, and in the top 1% worldwide. He has held steady between 2300 and 2350 for 8 months. 17 rated games in the past year (≈2/year long-term). Recent appearances: Romania National Open Championship 2026 and Romania National Team Championship 2025 - 2nd League. Also played 1 rapid event (including Danube Waves Trophy - A) recently. He had 3 career breaks: 143 months (2007–2019), 42 months (2020–2023, COVID-19 included) and 13 months (2023–2024). His peak of 2439 was reached at age 34 (Oct 2007); he also reached Romanian #22 in Jan 2001.
Awarded FM in 2001 (age 28).
Current rating
2337
Standard
Rpd2328·Blz—
All-time high
2439
−102 pts below
Oct 2007 · age 34
Oct 2007 · age 34
Activity
10
games / yr avg. · ≈1/mo
17 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#41
#41 · Romanian players · of 2,187
Career timeline
15 entries2024
6th Romanian 50-55 player
at age 51 · rated 2355
Nov 2024
2023
9th Romanian 45-50 player
at age 50 · rated 2356
Dec 2023
Inactive for 13 months
paused at 2356 → returned at 2355
Sep 2023
2020
Inactive for 42 months
paused at 2356 → returned at 2356
Feb 2020
2019
Return after 144-month break
back at 2368
Oct 2019
2007
All-time peak 2439
at age 34 · −102 from today
Oct 2007
Standard rating history
Activity & highlights
Top opponent
Evolution
-18
2355 → 2337
Tournaments
2
17 games
Score
7.5/ 1744.1%
4W7D6L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 5/9 | #26 | 2294 | -4.9 |
Team | Sep 2025 | 2.5/8 | #94 | 2235 | -13.2 |
Rankings
/
Romania
#41
out of 2,757 players
Europe
#1,953
in continent
World
#3,016
out of 400,000+
National ranking
Europe & World
Europe
World
Romania
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| 10 | 🇷🇴Follow Lucian-Costin MironTrack their monthly FIDE ratings, games, tournaments and more. | 2,484 |
| ... | ||
| 41 | 2,337 | |
Europe
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| 2 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 3 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,735 |
| 7 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
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| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,708 |
| ... | ||
| 1953 | 2,337 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
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| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 3016 | 2,337 | |