Format
OD
Ozbay, Defne
🇹🇷FIDE 51678829· Female· Turkiye· Born in 2016
Follow Defne OzbayTrack her monthly FIDE ratings, games, tournaments and more.
Defne Ozbay, a 10-year-old Turkish player, is rated 1438. She plays occasionally (9 games in the last 12 months). Recent appearances: 2026 Turkiye Cadet and Youth Team Chess Championship - U12 Girls and Kapadokya International Open Chess Tournament - C. Her peak of 1629 was reached at age 9 (Apr 2025).
At junior level, she reached #17 and #5 nationally in U10 and U8.
Current rating
1438
Standard
Rpd—·Blz—
All-time high
1629
−191 pts below
Apr 2025 · age 9
Apr 2025 · age 9
Activity
10
games / yr avg. · ≈1/mo
9 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#207,926
#207,926 · players worldwide · of 218,279
Career timeline
7 entries2025
All-time peak 1629
at age 9 · −191 from today
Apr 2025
17th Turkish U10 player
at age 9 · rated 1628
Jan 2025
2024
5th Turkish U8 player
at age 8 · rated 1628
Oct 2024
Crossed 1600
at age 8
Oct 2024
Crossed 1500
at age 8
Oct 2024
Crossed 1400
at age 8
Oct 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
-188
1626 → 1438
Tournaments
2
14 games
Score
3.5/ 1425.0%
3W1D10L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 3/4 | #31 | 1780 | -62.4 |
Open Swiss | Aug 2025 | 0.5/5 | #250 | 1142 | -128.4 |
Rankings
/
Turkiye
#3,621
out of 3,989 players
Europe
#125,932
in continent
World
#207,668
out of 400,000+
National ranking
Europe & World
Europe
World
Turkiye
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Europe
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World
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| 207668 | 1,438 | |