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
101 2026-07-07 Titled Tue 7th Jul 2026 chess.com INT 1 Williams,Si1 Rossi,Max 1-0 22 Open
102 2026-07-07 Titled Tue 7th Jul 2026 chess.com INT 2 Ter Sahakyan,S Williams,Si1 1-0 50 Open
103 2026-07-07 Titled Tue 7th Jul 2026 chess.com INT 11 Dudin,Gleb Williams,Si1 1-0 46 Open
104 2026-07-07 Titled Tue 7th Jul 2026 chess.com INT 7 Ibarra Jerez,JC Williams,Si1 1-0 32 Open
105 2026-07-07 Titled Tue 7th Jul 2026 chess.com INT 6 Rosa,Antoni Williams,Si1 0-1 36 Open
106 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 6 Cervelli,Eduard Williams,Si1 0-1 48 Open
107 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 1 Dayal,Samar Williams,Si1 0-1 22 Open
108 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 10 Williams,Si1 Gadzhiev,Ruslan 1/2-1/2 52 Open
109 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 5 Krudde,F Williams,Si1 0-1 58 Open
110 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 9 Arpith S Bijoy Williams,Si1 0-1 36 Open
111 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 8 Williams,Si1 Gowrishankar Jayaraj 1-0 36 Open
112 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 7 Williams,Si1 Zierk,S 0-1 58 Open
113 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 4 Williams,Si1 Davudov,Tunar 0-1 49 Open
114 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 2 Materia,Marco Williams,Si1 1-0 47 Open
115 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 11 Gharibyan,Mamikon Williams,Si1 1-0 52 Open
116 2026-06-30 Titled Tue 30th Jun 2026 chess.com INT 3 Williams,Si1 Fernandez Siles,L 1-0 39 Open
117 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 5 Garde,Guillaume Williams,Si1 0-1 75 Open
118 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 7 Watters,C Williams,Si1 0-1 45 Open
119 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 8 Williams,Si1 Volchkova,Alena 1-0 17 Open
120 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 2 Sermukhamedova,Adriana Williams,Si1 0-1 52 Open
121 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 1 Williams,Si1 Maghsoodloo,Parham 0-1 22 Open
122 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 10 Williams,Si1 Pankiv,Maksym 1-0 33 Open
123 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 6 Williams,Si1 Alappatt,Steve Paul 0-1 42 Open
124 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 4 Williams,Si1 Gutman,G 0-1 59 Open
125 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 11 Starozhilov,L Williams,Si1 1/2-1/2 72 Open
126 2026-06-23 Titled Tue 23rd Jun 2026 chess.com INT 3 Xue,Haowen Williams,Si1 1-0 26 Open
127 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 11 Sankar,Tarun Williams,Si1 0-1 53 Open
128 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 7 Tanenbaum,Zachary Williams,Si1 0-1 38 Open
129 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 5 Pankiv,Maksym Williams,Si1 0-1 29 Open
130 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 3 Williams,Si1 Curtis,J AUS 1-0 33 Open
131 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 4 Williams,Si1 Papasimakopoulos,Alexandros 1/2-1/2 66 Open
132 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 8 Williams,Si1 Dumbelovic,Novak 0-1 22 Open
133 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 6 Williams,Si1 Galaktionov,Artem 0-1 37 Open
134 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 10 Williams,Si1 Mikhailovsky,Vladimir 0-1 48 Open
135 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 9 Parfenov,Vi Williams,Si1 0-1 56 Open
136 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 2 Ganiev,Artur Williams,Si1 1-0 34 Open
137 2026-06-16 Titled Tue 16th Jun 2026 chess.com INT 1 Samanta,Aayansh Williams,Si1 0-1 28 Open
138 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 1 Williams,Si1 Dinter,B 1-0 34 Open
139 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 7 Alonso,Leonardo Espinha Williams,Si1 0-1 33 Open
140 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 5 Williams,Si1 Moroni,L 0-1 19 Open
141 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 6 Pakleza,Z Williams,Si1 1-0 51 Open
142 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 2 Williams,Si1 Klymchuk,Andriy 1/2-1/2 49 Open
143 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 9 Dicen,Elis Denele Williams,Si1 1-0 27 Open
144 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 8 Williams,Si1 Kowalski Rubiales,Nicholas 0-1 39 Open
145 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 3 Brzezina,Piotr Williams,Si1 0-1 16 Open
146 2026-06-09 Titled Tue 9th Jun 2026 chess.com INT 4 Samsonkin,A Williams,Si1 1-0 67 Open
147 2026-06-02 Titled Tue 2nd Jun 2026 chess.com INT 2 Lesueur,Gabriel Williams,Si1 0-1 20 Open
148 2026-06-02 Titled Tue 2nd Jun 2026 chess.com INT 1 Williams,Si1 Anton Guijarro,D 0-1 55 Open
149 2026-06-02 Titled Tue 2nd Jun 2026 chess.com INT 7 Williams,Si1 Skvortsov,Andrei 0-1 53 Open
150 2026-06-02 Titled Tue 2nd Jun 2026 chess.com INT 9 Williams,Si1 Negrean,Andrei 1-0 13 Open

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