Format
KD
Kosuri, Dev Isak
🇺🇸FIDE 39968910· Male· United States of America· Born in 2011
Follow Dev Isak KosuriTrack his monthly FIDE ratings, games, tournaments and more.
Dev Isak Kosuri, a 15-year-old American player, is rated 1808 — just 8 short of his peak of 1816 (Mar 2026, age 15). He is currently in the 1800–1850 range. 15 rated games in the past year. Recent appearances: 2026 Spring Tuesday Night Marathon - 1600-1999 Round 1-4 and 4th Falconer Memorial Tournament - 1600-1999. Also played 1 rapid (including 2nd Spy's Mate Rapid - 1800 and Over) and 1 blitz events (including 2026 Spring Splash Blitz - 1800 and Over) recently.
Current rating
1808
Standard
Rpd1779·Blz1825
All-time high
1816
−8 pts below
Mar 2026 · age 15
Mar 2026 · age 15
Activity
60
games / yr avg. · ≈5/mo
15 past 12 mo · ≈1/mo
classical only
Active
classical only
Active
Signature stat
#73,759
#73,759 · players worldwide · of 216,808
Career timeline
4 entries2026
Crossed 1800
at age 15
Mar 2026
Crossed 1600
at age 15
Mar 2026
All-time peak 1816
at age 15 · −8 from today
Mar 2026
First FIDE rating
1816 · at age 15
Mar 2026
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
-8
1816 → 1808
Tournaments
2
7 games
Score
5/ 771.4%
4W2D1L
Top 3 wins
Top 1 loss
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Mar 2026 | 2/3 | #10 | 1702 | 0.0 |
Swiss | Feb 2026 | 3/3 | #13 | 1718 | 0.0 |
Rankings
/
United States of America
#2,098
out of 5,412 players
Americas
#8,482
in continent
World
#73,759
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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| ... | ||
| 2098 | 1,808 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,718 |
| 8 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 8482 | 1,808 | |
World
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| 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 |
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| 73759 | 1,808 | |