David O Collier

Country

ENG

Birth Year

1949

Gender

M

Title

FIDE ID

406422

FIDE ratings

1993

Classical

Published FIDE

1985

Rapid

Published FIDE

1935

Blitz

Published FIDE

Official classical ranks

World rank
#28856
National rank · ENG
#464

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2274 Jul 2002
Recorded years
2001–2026
Archived games
91

Based on available monthly lists and saved games.

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: 2026-10-07 (UTC).

# Date Event Site Round White Black Result Moves View
1 2025-10-25 49th Guernsey Open 2025 St James GCI 7.1 David O Collier Katarzyna Toma 1/2-1/2 21 Open
2 2025-10-24 49th Guernsey Open 2025 St James GCI 6.3 Arita Strade David O Collier 1/2-1/2 50 Open
3 2025-10-23 49th Guernsey Open 2025 St James GCI 5.3 David O Collier John D Wager 1/2-1/2 39 Open
4 2025-10-22 49th Guernsey Open 2025 St James GCI 4.4 Alan K Punnett David O Collier 0-1 46 Open
5 2025-10-20 49th Guernsey Open 2025 St James GCI 2.1 David O Collier Hamish Olson 0-1 108 Open
6 2025-10-19 49th Guernsey Open 2025 St James GCI 1.6 Jamie Morgan David O Collier 0-1 40 Open
7 2024-10-19 48th Guernsey Open 2024 St James GCI 7.9 Ian N Heppell David O Collier 1/2-1/2 6 Open
8 2024-10-18 48th Guernsey Open 2024 St James GCI 6.7 David O Collier John E Curtis 1/2-1/2 8 Open
9 2024-10-17 48th Guernsey Open 2024 St James GCI 5.7 David O Collier Rolf Dijksterhuis 1/2-1/2 22 Open
10 2024-10-16 48th Guernsey Open 2024 St James GCI 4.8 Peter Rowe David O Collier 1/2-1/2 28 Open
11 2024-10-14 48th Guernsey Open 2024 St James GCI 2.9 David O Collier Kees De Kruif 1/2-1/2 21 Open
12 2024-10-13 48th Guernsey Open 2024 St James GCI 1.1 Malte Krueger David O Collier 1/2-1/2 43 Open
13 2023-10-21 47th Guernsey Open 2023 St James GCI 7.7 David O Collier John D Wager 1-0 31 Open
14 2023-10-20 47th Guernsey Open 2023 St James GCI 6.6 Ian Campbell David O Collier 1/2-1/2 6 Open
15 2023-10-19 47th Guernsey Open 2023 St James GCI 5.3 Alexander Hertog David O Collier 1/2-1/2 18 Open
16 2023-10-18 47th Guernsey Open 2023 St James GCI 4.4 David O Collier John E Curtis 1/2-1/2 8 Open
17 2023-10-16 47th Guernsey Open 2023 St James GCI 2.4 Philip M Giulian David O Collier 1/2-1/2 27 Open
18 2023-10-15 47th Guernsey Open 2023 St James GCI 1.13 David O Collier Matthew Kirk 1-0 32 Open
19 2022-10-22 46th Guernsey Open 2022 St James GCI 7 David O Collier Hafsteinn Agustsson 1/2-1/2 19 Open
20 2022-10-21 46th Guernsey Open 2022 St James GCI 6 Rithvik Deepak Ambattu David O Collier 1-0 64 Open
21 2022-10-20 46th Guernsey Open 2022 St James GCI 5 David O Collier Alan D Gravett 1-0 21 Open
22 2022-10-19 46th Guernsey Open 2022 St James GCI 4.6 Kees De Kruif David O Collier 1-0 38 Open
23 2022-10-18 46th Guernsey Open 2022 St James GCI 3 David O Collier Donald J Mason 1/2-1/2 63 Open
24 2022-10-17 46th Guernsey Open 2022 St James GCI 2 Eric F Eedle David O Collier 1/2-1/2 51 Open
25 2022-10-16 46th Guernsey Open 2022 St James GCI 1 David O Collier Daan Poldermans 1-0 26 Open
26 2019-10-26 45th Guernsey Open 2019 Vale GCI 7.1 David O Collier Nigel White 1/2-1/2 12 Open
27 2019-10-25 45th Guernsey Open 2019 Vale GCI 6.3 Chris W Baker David O Collier 1-0 36 Open
28 2019-10-24 45th Guernsey Open 2019 Vale GCI 5.1 Toby Brookfield David O Collier 0-1 25 Open
29 2019-10-23 45th Guernsey Open 2019 Vale GCI 4.3 David O Collier Valerio Bianco 0-1 27 Open
30 2019-10-22 45th Guernsey Open 2019 Vale GCI 3.1 David O Collier Antoine Canonne 1-0 44 Open
31 2019-10-21 45th Guernsey Open 2019 Vale GCI 2.11 Rolf Dijksterhuis David O Collier 1/2-1/2 45 Open
32 2019-10-20 45th Guernsey Open 2019 Vale GCI 1.14 David O Collier Ton Goris 1/2-1/2 40 Open
33 2018-10-27 44th Guernsey Open 2018 Vale GCI 7.12 David O Collier David Sedgwick 1/2-1/2 8 Open
34 2018-10-26 44th Guernsey Open 2018 Vale GCI 6.11 Karl-Heinz, Prof. Dr. Kraft David O Collier 1/2-1/2 64 Open
35 2018-10-25 44th Guernsey Open 2018 Vale GCI 5.13 David O Collier Desire Fassaert 1/2-1/2 42 Open
36 2018-10-24 44th Guernsey Open 2018 Vale GCI 4.5 John Cornelisse David O Collier 1-0 25 Open
37 2018-10-23 44th Guernsey Open 2018 Vale GCI 3.4 David O Collier Nigel E Povah 0-1 29 Open
38 2018-10-22 44th Guernsey Open 2018 Vale GCI 2.8 Ad Reijneveld David O Collier 0-1 33 Open
39 2018-10-21 44th Guernsey Open 2018 Vale GCI 1.21 David O Collier Paul A Carlucci 1-0 53 Open
40 2017-10-21 43rd Guernsey Open 2017 Vale GCI 7.2 Andrew S G Marley David O Collier 1/2-1/2 9 Open
41 2017-10-20 43rd Guernsey Open 2017 Vale GCI 6.23 David O Collier Rens Minnema 1-0 53 Open
42 2017-10-19 43rd Guernsey Open 2017 Vale GCI 5.15 David O Collier David Sedgwick 0-1 42 Open
43 2017-10-18 43rd Guernsey Open 2017 Vale GCI 4.7 Ivo Timmermans David O Collier 1-0 41 Open
44 2017-10-17 43rd Guernsey Open 2017 Vale GCI 3.2 Jan Schadd David O Collier 0-1 32 Open
45 2017-10-16 43rd Guernsey Open 2017 Vale GCI 2.3 David O Collier Altan-Ulzii Enkhtuul 0-1 41 Open
46 2017-10-15 43rd Guernsey Open 2017 Vale GCI 1.24 Tim R Spanton David O Collier 0-1 40 Open
47 2016-10-22 42nd Guernsey Open 2016 Vale GCI 7.15 David O Collier Cornelius Ippel 1/2-1/2 40 Open
48 2016-10-21 42nd Guernsey Open 2016 Vale GCI 6.14 David Sedgwick David O Collier 1/2-1/2 55 Open
49 2016-10-20 42nd Guernsey Open 2016 Vale GCI 5.15 David O Collier Peter Rowe 1/2-1/2 22 Open
50 2016-10-19 42nd Guernsey Open 2016 Vale GCI 4.6 Dirk Hoogland David O Collier 1-0 25 Open

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