Format
CR
Chu, Rosalyn
🇺🇸FIDE 39956180· Female· United States of America· Born in 2016
Follow Rosalyn ChuTrack her monthly FIDE ratings, games, tournaments and more.
Rosalyn Chu, a 10-year-old American player, is rated 1638 — her current career high. She is progressing steadily with +52 Elo over the past 12 months. 21 rated games in the past year. Recent standard appearances include 2026 FIDE CM & S Azhar Memorial Championship - BC, 2026 March BayAreaChess Real FIDE Championship - BC, and 2026 February BayAreaChess Real FIDE Championship - BC.
At junior level, she reached #68 nationally in U10.
Current rating
1638
Standard
Rpd—·Blz—
All-time high
1638
at best
Jun 2026 · age 10
Jun 2026 · age 10
Activity
63
games / yr avg. · ≈5/mo
21 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
#132,679
#132,679 · players worldwide · of 218,279
Career timeline
7 entries2026
68th American U10 player
at age 10 · rated 1638
Jun 2026
Best 12-month gain (+52 Elo)
1586 → 1638
Jun 2026
All-time peak 1638
at age 10
Jun 2026
Crossed 1600
at age 10
Apr 2026
Crossed 1500
at age 10
Mar 2026
Crossed 1400
at age 10
Mar 2026
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+52
1586 → 1638
Tournaments
4
17 games
Score
7/ 1741.2%
5W4D8L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 2.5/4 | #14 | 1688 | +14.8 |
Swiss | Mar 2026 | 2.5/3 | #5 | 1863 | +15.6 |
Swiss | Feb 2026 | 1/3 | #11 | 1466 | 0.0 |
Swiss | Jul 2025 | 1/1 | #7 | 1707 | 0.0 |
Hot streak: 4 tournaments without losing Elo.
Rankings
/
United States of America
#4,023
out of 5,510 players
Americas
#16,286
in continent
World
#132,673
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 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. | 2,696 |
| 7 | 🇺🇸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 |
| ... | ||
| 4023 | 1,638 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 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. | 2,696 |
| 7 | 🇺🇸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 |
| ... | ||
| 16286 | 1,638 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸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. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 132673 | 1,638 | |