Format
BW
Brock, William
🇺🇸FIDE 2020122· Male· United States of America· Born in 1958
Follow William BrockTrack his monthly FIDE ratings, games, tournaments and more.
William Brock, a 68-year-old American player, is rated 1839. He is progressing steadily with +50 Elo over the past 12 months. 38 rated games in the past year (≈14/year long-term). Recent standard appearances include 2026 Illinois Senior State Championship, 2026 Tim Just Winter Open XLII - Major, and 2025 Chicago Fall Open - Major. He had 2 career breaks: 14 months (2006–2007) and 14 months (2017–2019). His peak of 2047 was reached at age 53 (Jul 2011).
Current rating
1839
Standard
Rpd—·Blz1960
All-time high
2047
−208 pts below
Jul 2011 · age 53
Jul 2011 · age 53
Activity
28
games / yr avg. · ≈2/mo
31 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#64,553
#64,553 · players worldwide · of 218,279
Career timeline
18 entries2026
Best 12-month gain (+65 Elo)
1774 → 1839
Feb 2026
2025
Re-crossed 1800
at age 67
Sep 2025
2024
81st American 65-70 player
at age 66 · rated 1852
Apr 2024
Re-crossed 1800
at age 66
Mar 2024
2020
53rd American 60-65 player
at age 62 · rated 1935
Oct 2020
2017
Inactive for 14 months
paused at 1917 → returned at 1919
Oct 2017
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
+50
1789 → 1839
Tournaments
6
34 games
Score
16/ 3447.1%
14W4D16L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 3.5/7 | #39 | 1879 | +9.2 |
Swiss | Apr 2026 | 1/3 | #20 | 1780 | -9.4 |
Open Swiss | Jan 2026 | 1.5/5 | #27 | 1856 | +1.6 |
Swiss | Oct 2025 | 2.5/5 | #16 | 1908 | +11.0 |
Open Swiss | Aug 2025 | 3.5/6 | #36 | 1932 | -6.6 |
Open Swiss | Jul 2025 | 4/5 | #5 | 2189 | +44.2 |
Rankings
/
United States of America
#1,818
out of 5,510 players
Americas
#7,281
in continent
World
#64,552
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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| ... | ||
| 1818 | 1,839 | |
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 |
| ... | ||
| 7281 | 1,839 | |
World
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| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
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| ... | ||
| 64552 | 1,839 | |