Thomas O`Sullivan

Country

FRA

Birth Year

2000

Gender

M

Title

FIDE Master

FIDE ID

26023784

FIDE ratings

2340

Classical

Published FIDE

2257

Rapid

Published FIDE

2240

Blitz

Published FIDE

Official classical ranks

Inactive on the latest FIDE classical list

Rating history

Highest recorded rating
2363 Mar 2016
Recorded years
2010–2026
Archived games
58

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: 2026-10-08 (UTC).

# Date Event Site Round White Black Result Moves View
1 2025-02-04 Titled Tue 4th Feb Late chess.com INT 5 Thomas O`Sullivan Marta Bartel 0-1 21 Open
2 2025-02-04 Titled Tue 4th Feb Late chess.com INT 4 Leandro Krysa Thomas O`Sullivan 1-0 25 Open
3 2025-02-04 Titled Tue 4th Feb Late chess.com INT 3 Thomas O`Sullivan Filip Boe Olsen 1/2-1/2 58 Open
4 2025-02-04 Titled Tue 4th Feb Late chess.com INT 2 Alexander Khlebovich Thomas O`Sullivan 1-0 42 Open
5 2025-02-04 Titled Tue 4th Feb Late chess.com INT 1 Thomas O`Sullivan Grigor Grigorov 1-0 74 Open
6 2019-07-14 94th ch-Paris IdF 2019 Paris FRA 9.9 Thomas O`Sullivan Etienne Albaric 1-0 29 Open
7 2019-07-13 94th ch-Paris IdF 2019 Paris FRA 8.15 Jain Jeet Thomas O`Sullivan 0-1 47 Open
8 2019-07-12 94th ch-Paris IdF 2019 Paris FRA 7.14 Thomas O`Sullivan Vardaan Nagpal 1/2-1/2 46 Open
9 2019-07-11 94th ch-Paris IdF 2019 Paris FRA 6.12 David Fitzsimons Thomas O`Sullivan 1-0 41 Open
10 2019-07-10 94th ch-Paris IdF 2019 Paris FRA 5.16 Thomas O`Sullivan Marco Materia 1-0 32 Open
11 2019-07-09 94th ch-Paris IdF 2019 Paris FRA 4.16 Hugo de Melo Lux Thomas O`Sullivan 1/2-1/2 42 Open
12 2019-07-08 94th ch-Paris IdF 2019 Paris FRA 3.15 Thomas O`Sullivan Anand Nadar 1/2-1/2 37 Open
13 2019-07-07 94th ch-Paris IdF 2019 Paris FRA 1.5 Thomas O`Sullivan Christophe Sochacki 1/2-1/2 86 Open
14 2018-08-25 ch-FRA Accession 2018 Nimes FRA 8.3 Thomas O`Sullivan Julien Favarel 0-1 68 Open
15 2018-08-18 ch-FRA Accession 2018 Nimes FRA 1.1 Maxime Lagarde Thomas O`Sullivan 0-1 50 Open
16 2018-07-14 93rd ch-Paris IdF 2018 Paris FRA 1.8 Charles Monroy Thomas O`Sullivan 1-0 45 Open
17 2017-09-24 5th Basamro Int 2017 Rotterdam NED 3.1 Matvey Galchenko Thomas O`Sullivan 0-1 105 Open
18 2017-09-24 5th Basamro Int 2017 Rotterdam NED 2.2 Thomas O`Sullivan Vladislav Tebenkov 1-0 54 Open
19 2017-09-23 5th Basamro Int 2017 Rotterdam NED 1.2 Robby Kevlishvili Thomas O`Sullivan 1/2-1/2 44 Open
20 2017-07-22 92nd ch-Paris IdF 2017 Paris FRA 9.17 Dhanush Bharadwaj Thomas O`Sullivan 1/2-1/2 28 Open
21 2017-07-21 92nd ch-Paris IdF 2017 Paris FRA 8.15 Thomas O`Sullivan Florent Samoun 0-1 27 Open
22 2017-07-20 92nd ch-Paris IdF 2017 Paris FRA 7.17 Kamran Shirazi Thomas O`Sullivan 0-1 57 Open
23 2017-07-19 92nd ch-Paris IdF 2017 Paris FRA 6.24 Thomas O`Sullivan Thibaud Chartier 1-0 44 Open
24 2017-07-18 92nd ch-Paris IdF 2017 Paris FRA 5.23 Ronan Le Goff Thomas O`Sullivan 1/2-1/2 29 Open
25 2016-08-27 26th EY BU16 2016 Prague CZE 9.22 Thomas O`Sullivan Nisim Iliaguev 1-0 32 Open
26 2016-08-26 26th EY BU16 2016 Prague CZE 8.12 Andre Ventura Sousa Thomas O`Sullivan 1-0 35 Open
27 2016-08-25 26th EY BU16 2016 Prague CZE 7.21 Thomas O`Sullivan Matyas Zeman 1-0 51 Open
28 2016-08-24 26th EY BU16 2016 Prague CZE 6.28 Nicolai Kistrup Thomas O`Sullivan 0-1 44 Open
29 2016-08-22 26th EY BU16 2016 Prague CZE 5.43 Thomas O`Sullivan Andreas Demosthenous 1-0 33 Open
30 2016-08-21 26th EY BU16 2016 Prague CZE 4.31 Arsenij Anaskin Thomas O`Sullivan 1-0 44 Open
31 2016-08-20 26th EY BU16 2016 Prague CZE 3.28 Thomas O`Sullivan Xander Pauwels 1/2-1/2 44 Open
32 2016-08-19 26th EY BU16 2016 Prague CZE 2.21 Isak Storme Thomas O`Sullivan 1-0 42 Open
33 2016-08-18 26th EY BU16 2016 Prague CZE 1.27 Thomas O`Sullivan Daniel Danek 1-0 49 Open
34 2015-08-27 World U16 Olympiad 2015 Ulan Bator MGL 9.1 Benjamin Gledura Thomas O`Sullivan 1-0 32 Open
35 2015-08-26 World U16 Olympiad 2015 Ulan Bator MGL 8.1 Thomas O`Sullivan Zhihang Xu 1/2-1/2 16 Open
36 2015-08-25 World U16 Olympiad 2015 Ulan Bator MGL 7.1 Thomas O`Sullivan Minul Sanjula Doluweera 1-0 33 Open
37 2015-08-25 World U16 Olympiad 2015 Ulan Bator MGL 6.1 Di Li Thomas O`Sullivan 1-0 37 Open
38 2015-08-24 World U16 Olympiad 2015 Ulan Bator MGL 5.1 Denis Makhnev Thomas O`Sullivan 1-0 23 Open
39 2015-08-22 World U16 Olympiad 2015 Ulan Bator MGL 4.1 Thomas O`Sullivan Davaakhuu Munkhzul 1-0 34 Open
40 2015-08-22 World U16 Olympiad 2015 Ulan Bator MGL 3.1 Adiya Dulguun Thomas O`Sullivan 0-1 36 Open
41 2015-08-21 World U16 Olympiad 2015 Ulan Bator MGL 2.1 Thomas O`Sullivan Byambasuren Garidmagnai 0-1 47 Open
42 2015-08-20 World U16 Olympiad 2015 Ulan Bator MGL 1.1 Bold Khosbayar Thomas O`Sullivan 0-1 38 Open
43 2015-07-12 90th ch-Paris IdF 2015 Paris FRA 9.9 Thomas Dionisi Thomas O`Sullivan 1-0 51 Open
44 2015-07-11 90th ch-Paris IdF 2015 Paris FRA 8.11 Thomas O`Sullivan Arnaud Payen 1/2-1/2 35 Open
45 2015-07-10 90th ch-Paris IdF 2015 Paris FRA 7.1 Patrick Van Dongen Thomas O`Sullivan 1/2-1/2 36 Open
46 2015-07-09 90th ch-Paris IdF 2015 Paris FRA 6.11 Thomas O`Sullivan Wojtek Sochacki 1/2-1/2 20 Open
47 2015-07-08 90th ch-Paris IdF 2015 Paris FRA 5.7 Manuel Valles Thomas O`Sullivan 1-0 37 Open
48 2015-07-06 90th ch-Paris IdF 2015 Paris FRA 3.5 Thomas O`Sullivan Nikolay A Legky 1-0 30 Open
49 2015-07-05 90th ch-Paris IdF 2015 Paris FRA 2.6 Thomas O`Sullivan Kevin Roser 1/2-1/2 75 Open
50 2015-07-04 90th ch-Paris IdF 2015 Paris FRA 1.12 Emiliano Aranovitch Thomas O`Sullivan 0-1 20 Open

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