Simon K Williams

Country

ENG

Birth Year

1979

Gender

M

Title

Grandmaster

FIDE ID

404454

FIDE ratings

2449

Classical

Published FIDE

2467

Rapid

Published FIDE

2389

Blitz

Published FIDE

Official classical ranks

World rank
#1021
National rank · ENG
#21

Active players · Oct 2026 FIDE list ⓘ

FIDE rating history

Highest recorded rating
2550 Nov 2009
Recorded years
2001–2026
Archived games
1775

Based on available monthly lists and saved games.

ECF ratings

English rankings

ECF code 132288G · 4NCL Cheddleton · Latest available list 2026-10-01

2499Standard
2359Rapid
2209Blitz

ECF rating history

Revised published ratings. Pre-July 2020 grades use a separate scale.

Published lists
DateTypeScaleOriginalRevised
2026-10-01blitzrating22092209
2026-10-01rapidrating23592359
2026-10-01standardrating24992499
2026-09-01blitzrating22092209
2026-09-01rapidrating23592359
2026-09-01standardrating24992499
2026-08-01blitzrating22092209
2026-08-01rapidrating23592359
2026-08-01standardrating24662468
2026-07-01blitzrating22092209
2026-07-01rapidrating23592359
2026-07-01standardrating24902490
2026-06-01blitzrating22092209
2026-06-01rapidrating23592359
2026-06-01standardrating24902490
2026-05-01blitzrating22092209
2026-05-01rapidrating23592359
2026-05-01standardrating24832484
2026-04-01blitzrating22092209
2026-04-01rapidrating23592359
2026-04-01standardrating24832484
2026-03-01blitzrating22092209
2026-03-01rapidrating23592359
2026-03-01standardrating24832484
2026-02-01blitzrating22092209
2026-02-01rapidrating23472347
2026-02-01standardrating24832484
2026-01-01blitzrating22092209
2026-01-01rapidrating23472347
2026-01-01standardrating24802483
2025-12-01blitzrating22002200
2025-12-01rapidrating23472347
2025-12-01standardrating24762476
2025-11-01blitzrating22002200
2025-11-01rapidrating23472347
2025-11-01standardrating24762476
2025-10-01blitzrating22002200
2025-10-01rapidrating23472347
2025-10-01standardrating24762476
2025-09-01blitzrating22002200
2025-09-01rapidrating23472347
2025-09-01standardrating24762476
2025-08-01rapidrating23472347
2025-08-01standardrating25042504
2025-07-01rapidrating23472347
2025-07-01standardrating25042504
2025-06-01rapidrating23472347
2025-06-01standardrating25042504
2025-05-01rapidrating23472347
2025-05-01standardrating25062506

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-12 (UTC).

Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).

# Date Event Site Round White Black Result Moves View
1 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 3 Williams,Si1 EYETONGHAN,Denyefa Callistus 1-0 29 Open
2 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 11 Kotelva,Lev M Williams,Si1 0-1 72 Open
3 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 8 Williams,Si1 Prelipcean,Eric-Matei 0-1 48 Open
4 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 9 Mattenberger,Matthias Williams,Si1 1-0 23 Open
5 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 5 Williams,Si1 Parfenov,Vi 1-0 37 Open
6 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 7 Moroni,L Williams,Si1 1-0 45 Open
7 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 4 Sklokin-Bagiyan,Sergey Williams,Si1 1-0 27 Open
8 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 10 Williams,Si1 Torres Cueto,J 1-0 36 Open
9 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 1 Battistelli,Fausto Williams,Si1 1-0 32 Open
10 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 2 Williams,Si1 Abraham,John Z 1-0 47 Open
11 2026-09-29 Titled Tue 29th Sep 2026 chess.com INT 6 Tasdogen,Dincer Williams,Si1 0-1 34 Open
12 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 8 Atakhan,Abtin Williams,Si1 0-1 37 Open
13 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 3 Ljungros,Lo Williams,Si1 0-1 29 Open
14 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 9 Williams,Si1 Szpar,Milosz 0-1 51 Open
15 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 2 Williams,Si1 Shankland,S 0-1 27 Open
16 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 4 Dinesh,Rajan M Williams,Si1 1-0 54 Open
17 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 11 Williams,Si1 Allahverdiyeva,Ayan 1-0 29 Open
18 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 6 Williams,Si1 Potapova,Margarita 0-1 43 Open
19 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 7 Goldin,A Williams,Si1 0-1 53 Open
20 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 5 Williams,Si1 Nguyen Thi Phuong Anh 1-0 41 Open
21 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 10 Yurovskykh,Oleksandr Williams,Si1 1-0 26 Open
22 2026-09-22 Titled Tue 22nd Sep 2026 chess.com INT 1 Williams,Si1 Lakshmi,C 1-0 43 Open
23 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 10 Williams,Si1 Askarov,Ba 1-0 30 Open
24 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 3 Williams,Si1 Abuzyarov,Arlan 1-0 25 Open
25 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 2 Fiskaaen,Martin Holten Williams,Si1 0-1 75 Open
26 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 6 Williams,Si1 Nosach,Roman Al 0-1 23 Open
27 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 7 Williams,Si1 Mirzhanov,Arlan 1-0 43 Open
28 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 4 Williams,Si1 Drozdowski,K 1-0 41 Open
29 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 8 Matinian,N Williams,Si1 1-0 51 Open
30 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 5 Iturrizaga Bonelli,Eduardo Williams,Si1 1-0 31 Open
31 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 11 Begmuratov,Alisher Williams,Si1 0-1 45 Open
32 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 9 Tamizh Amudhan S Williams,Si1 0-1 63 Open
33 2026-09-15 Titled Tue 15th Sep 2026 chess.com INT 1 Williams,Si1 Cardozo,C 0-1 61 Open
34 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 4 Williams,Si1 Quintanar,Sam 1-0 1 Open
35 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 7 Tanenbaum,Zachary Williams,Si1 1-0 22 Open
36 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 5 Gonzalez Mojica,Renan Arturo Williams,Si1 0-1 9 Open
37 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 2 Williams,Si1 Porozhnyak,Maya 0-1 100 Open
38 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 3 Niyazmetov,R Williams,Si1 1/2-1/2 61 Open
39 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 6 Williams,Si1 Leiva,G 1-0 60 Open
40 2026-09-08 Titled Tue 8th Sep 2026 chess.com INT 1 Theodorou,Nikolas Williams,Si1 1-0 72 Open
41 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 8 Williams,Si1 Safin Safarullakhan 1-0 31 Open
42 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 10 Williams,Si1 Szpar,Milosz 1-0 37 Open
43 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 1 Vachier Lagrave,M Williams,Si1 1-0 49 Open
44 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 5 Williams,Si1 Terry,R 0-1 32 Open
45 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 6 Williams,Si1 Steiners,Emils 1-0 97 Open
46 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 2 Williams,Si1 Schilstra,Laurens 1-0 12 Open
47 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 3 Tilahun,Abel Mathewos Williams,Si1 0-1 32 Open
48 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 11 Aradhya,Garg Williams,Si1 1-0 25 Open
49 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 7 Nayak,Rajesh Williams,Si1 1-0 58 Open
50 2026-09-01 Titled Tue 1st Sep 2026 chess.com INT 4 Bartel,Mat Williams,Si1 1-0 53 Open

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