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Kosuri, Dev Isak

🇺🇸

FIDEFIDE 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 1832 — his current career high. He is currently in the 1800–1850 range. 18 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

1832

Standard

Rpd1779·Blz1825

All-time high

1832

at best
Jun 2026 · age 15

Activity

54

games / yr avg. · ≈5/mo

18 past 12 mo · ≈2/mo
classical only
Active

Signature stat

#66,617

#66,617 · players worldwide · of 218,279

Career timeline

4 entries
2026
All-time peak 1832
at age 15
Jun 2026
Crossed 1800
at age 15
Mar 2026
Crossed 1600
at age 15
Mar 2026
First FIDE rating
1816 · at age 15
Mar 2026

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Top opponent
vs Isaac ZhaoCM 1,959
3rd Silman Memorial Tuesday Night Marathon - 1600-1999 Round 1-3 · May 2026 · +7.0 Elo
Evolution
+16
1816 → 1832
Tournaments
5
15 games
Score
10.5/ 1570.0%
8W5D2L

Last 12 months — tournaments

5 events
EventDateScoreRankPerfΔ Elo
60th Stamer Memorial Tournament - 1600-1999
Swiss
Jun 20262.5/4#51636-34.0
3rd Silman Memorial Tuesday Night Marathon - 1600-1999 Round 4-7
Swiss
May 20260.5/1#261682-6.8
3rd Silman Memorial Tuesday Night Marathon - 1600-1999 Round 1-3
Swiss
May 20262.5/3#41977+23.6
2026 Spring Tuesday Night Marathon - 1600-1999 Round 1-4
Swiss
Mar 20262/3#1017020.0
4th Falconer Memorial Tournament - 1600-1999
Swiss
Feb 20263/3#1317180.0
Worst Elo result: 60th Stamer Memorial Tournament - 1600-1999 (-34.0 Elo, finished #5).

Rankings

/
United States of America
#1,896
out of 5,510 players
Americas
#7,546
in continent
World
#66,616
out of 400,000+

National ranking

Europe & World

Europe
World
United States of America
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
1896🇺🇸Kosuri, Dev Isak1,832
Americas
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
7546🇺🇸Kosuri, Dev Isak1,832
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
66616🇺🇸Kosuri, Dev Isak1,832