Format
RW
Roselli, William Sergio
🇧🇷FIDE 44778627· Male· Brazil· Born in 1961
Follow William Sergio RoselliTrack his monthly FIDE ratings, games, tournaments and more.
William Sergio Roselli, a 65-year-old Brazilian player, is rated 1707. He has slipped back 47 Elo over the past 12 months. 12 rated games in the past year (≈6/year long-term). Recent appearances: I Aberto do Brasil Memorial Stergios Grigorios Tsiloufas and I IRT Paineiras Sub 2.000 STD FIDE 2025. Also played 1 rapid event (including Copa Franco Montoro RPD 2025) recently. His peak of 1754 was reached at age 64 (Aug 2025).
Current rating
1707
Standard
Rpd1561·Blz—
All-time high
1754
−47 pts below
Aug 2025 · age 64
Aug 2025 · age 64
Activity
6
games / yr avg. · ≈1/mo
12 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#107,429
#107,429 · players worldwide · of 218,279
Career timeline
6 entries2025
78th Brazilian 60-65 player
at age 64 · rated 1754
Sep 2025
Crossed 1600
at age 64
Aug 2025
Crossed 1500
at age 64
Aug 2025
Crossed 1400
at age 64
Aug 2025
All-time peak 1754
at age 64 · −47 from today
Aug 2025
First FIDE rating
1754 · at age 64
Aug 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
—
Tournaments
1
5 games
Score
2/ 540.0%
0W4D1L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 1 loss
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 2/5 | #23 | 1574 | -47.2 |
Worst Elo result: I Aberto do Brasil Memorial Stergios Grigorios Tsiloufas (-47.2 Elo, finished #23).
Rankings
/
Brazil
#1,709
out of 6,523 players
Americas
#12,843
in continent
World
#107,426
out of 400,000+
National ranking
Europe & World
Europe
World
Brazil
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| 2 | 🇧🇷Follow Luis Paulo SupiTrack their monthly FIDE ratings, games, tournaments and more. | 2,581 |
| 3 | 🇧🇷Follow Alexandr FierTrack their monthly FIDE ratings, games, tournaments and more. | 2,553 |
| 4 | 🇧🇷Follow Krikor Sevag MekhitarianTrack their monthly FIDE ratings, games, tournaments and more. | 2,544 |
| 5 | 🇧🇷Follow Andre DiamantTrack their monthly FIDE ratings, games, tournaments and more. | 2,501 |
| 6 | 🇧🇷Follow Renato R. QuintilianoTrack their monthly FIDE ratings, games, tournaments and more. | 2,491 |
| 7 | 🇧🇷Follow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,479 |
| 8 | 🇧🇷Follow Diego Rafael Di BerardinoTrack their monthly FIDE ratings, games, tournaments and more. | 2,465 |
| 9 | 🇧🇷Follow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more. | 2,410 |
| 10 | 🇧🇷Follow Lucas Do Valle CardosoTrack their monthly FIDE ratings, games, tournaments and more. | 2,407 |
| ... | ||
| 1709 | 1,707 | |
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 |
| ... | ||
| 12843 | 1,707 | |
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 |
| ... | ||
| 107426 | 1,707 | |