Player profile

Rees, Ioan

Standard: 2267 Rapid: 0 Blitz: 2270 (last updated 2026-10-02)

FIDE ID: 1801236 (view FIDE profile)

Federation: WLS Sex: M Birth Year: 1988 Age: 38

Title: FM Women's title: — Other title: — FOA title: —

Games: 48 Wins: 19 (40%) Draws: 16 (33%) Losses: 13 (27%)

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Dossier

48 of 48 games analyzed.

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Openings

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As White 17 games 7W 7D 3L

King's Indian Defense 4 games 2W 2D 0L

Normal Variation 2 games 0W 2D 0L

King's Knight Variation 1 game 0W 1D 0L

Standard Development 1 game 0W 1D 0L

Petrosian Variation 1 game 1W 0D 0L

Stein Defense 1 game 1W 0D 0L

Semi-Classical Variation 1 game 1W 0D 0L

Hollywood Variation 1 game 1W 0D 0L

Catalan Opening 3 games 0W 1D 2L

Open Defense 3 games 0W 1D 2L

(unspecified) 2 games 0W 1D 1L

Modern Sharp Variation 1 game 0W 0D 1L

Queen's Gambit Declined 2 games 1W 1D 0L

(unspecified) 1 game 1W 0D 0L

Traditional Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Pawn Game 2 games 0W 2D 0L

(unspecified) 1 game 0W 1D 0L

Zukertort Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Benko Gambit Accepted 1 game 1W 0D 0L

Modern Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Grünfeld Defense 1 game 1W 0D 0L

Russian Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

London System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Slav Defense 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Italian Game 1 game 0W 0D 1L

Two Knights Defense 1 game 0W 0D 1L

Modern Bishop's Opening 1 game 0W 0D 1L

Indian Defense 1 game 1W 0D 0L

Anti-Nimzo-Indian 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

As Black 18 games 10W 3D 5L

French Defense 5 games 4W 0D 1L

Tarrasch Variation 2 games 2W 0D 0L

Chistyakov Defense 1 game 1W 0D 0L

Open System, Euwe-Keres Line 1 game 1W 0D 0L

Winawer Variation 2 games 2W 0D 0L

Delayed Exchange Variation 1 game 1W 0D 0L

Advance Variation, with h4 1 game 1W 0D 0L

Advance Variation 1 game 0W 0D 1L

Milner-Barry Gambit, Hector Variation 1 game 0W 0D 1L

Italian Game 3 games 2W 0D 1L

Classical Variation 2 games 2W 0D 0L

Giuoco Pianissimo 2 games 2W 0D 0L

Giuoco Piano 1 game 0W 0D 1L

Cracow Variation 1 game 0W 0D 1L

English Opening 2 games 2W 0D 0L

Great Snake Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Symmetrical Variation 1 game 1W 0D 0L

Botvinnik System 1 game 1W 0D 0L

Queen's Pawn Game 2 games 1W 1D 0L

London System 1 game 0W 1D 0L

with e6 1 game 0W 1D 0L

Torre Attack 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Queen's Gambit Declined 1 game 0W 0D 1L

Cambridge Springs Defense 1 game 0W 0D 1L

Yugoslav Variation 1 game 0W 0D 1L

Rapport-Jobava System 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Slav Defense 1 game 1W 0D 0L

Modern Line 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Semi-Slav Defense 1 game 0W 0D 1L

Quiet Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Nimzo-Indian Defense 1 game 0W 0D 1L

Normal Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Scotch Game 1 game 0W 1D 0L

Scotch Gambit 1 game 0W 1D 0L

Göring Gambit Declined 1 game 0W 1D 0L

Blunders Top 4 of 161

This player's costliest moves in analyzed games. Can you find the winning move?

2024.03.30 · 48. Rxb5 (−43.7% win chance) 1/2-1/2

Rathbone-Jones, Ifan

Rees, Ioan

Engine View game

2023.05.01 · 21... f5 (−36.8% win chance) 1/2-1/2

Rees, Ioan

Bates, Richard A

Engine View game

2026.01.11 · 20... exd5 (−33.5% win chance) 1-0

Rees, Ioan

Swanson, Stephen

Engine View game

2023.07.16 · 49. Qc3+ (−33.4% win chance) 1/2-1/2

Jack Rudd

Ioan Rees

Engine View game

View blunders & mistakes

Games Showing all 48 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.02.08	Round 6: Dunn, Andrew - Rees, Ioan	6.12	2026.02.08 Dunn, Andrew (401960) (2025)	1	97.70%	1. c4 g6 2. Nc3 Nf6 3. e4 e5
2026.02.07	Round 5: Willmoth, Robert F - Rees, Ioan	5.13	2026.02.07 Willmoth, Robert F (402540) (2141)	1	94.10%	1. c4 g6 2. g3 Bg7 3. Bg2 c5
2026.01.11	Round 4: Swanson, Stephen - Rees, Ioan	4.5	2026.01.11 Swanson, Stephen (2400251) (2137)	0	82.70%	1. e4 e6 2. d4 d5 3. e5 c5
2026.01.10	Round 3: Terler, Bohdan - Rees, Ioan	3.12	2026.01.10 Terler, Bohdan (34102264) (2115)	1	82.60%	1. e4 e6 2. d4 d5 3. Nd2 c5
2025.11.02	Round 2: Richardson, John R - Rees, Ioan	2.11	2025.11.02 Richardson, John R (401617) (2224)	0	82.50%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2025.11.01	Round 1: Rees, Ioan - Gallagher, Daniel GH	1.9	2025.11.01 Gallagher, Daniel GH (436550) (2265)	0	90.00%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2025.05.05	Round 11: Wall, Tim P - Rees, Ioan	11.9	2025.05.05 Wall, Tim P (401641) (2166)	½	92.20%	1. d4 d5 2. Nc3 Nf6 3. Bf4 g6
2025.05.04	Round 10: Rees, Ioan - Richardson, John R	10.17	2025.05.04 Richardson, John R (401617) (2253)	0	85.80%	1. d4 Nf6 2. c4 e6 3. g3 d5
2025.05.03	Round 9: Rees, Ioan - Vaidyanathan, Adithya	9.25	2025.05.03 Vaidyanathan, Adithya (495450) (2137)	1	95.50%	1. d4 Nf6 2. c4 c5 3. d5 b5
2025.02.16	Round 6: Rees, Ioan - Shearsby, Jude	6.18	2025.02.16 Shearsby, Jude (462527) (2152)	1	98.40%	1. d4 d5 2. c4 e6 3. Nf3 a6
2025.02.15	Round 5: Dunn, Maxim - Rees, Ioan	5.26	2025.02.15 Dunn, Maxim (456551) (1957)	1	95.10%	1. Nf3 d5 2. d4 Nf6 3. c4 c6
2025.01.26	Round 4: Khoury, Theo - Rees, Ioan	4.1	2025.01.26 Khoury, Theo (480703) (2206)	1	96.30%	1. e4 e6 2. d4 d5 3. Nc3 Bb4
2025.01.25	Round 3: Rees, Ioan - Tanmay Chopra	3.25	2025.01.25 Tanmay Chopra (25630946) (2360)	½	95.10%	1. d4 Nf6 2. c4 e6 3. g3 d5
2024.12.15	Keith Escott Memorial Congress: Open	5.3	2024.12.15 Rathbone-Jones, Ifan (1803859) (2134)	½	96.20%	1. d4 d5 2. Nf3 Nf6 3. Bf4 e6
2024.12.15	Keith Escott Memorial Congress: Open	4.4	2024.12.15 Crawford, Owen (343409393) (2078)	1	96.50%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2024.12.14	Keith Escott Memorial Congress: Open	3.1	2024.12.14 Kanyamarala, Tarun (45004714) (2374)	0	83.60%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2024.12.14	Keith Escott Memorial Congress: Open	2.5	2024.12.14 Sooraj M R (35014730) (2127)	1	98.00%	1. e4 e6 2. d4 d5 3. Nd2 c5
2024.12.14	Keith Escott Memorial Congress: Open	1.4	2024.12.14 Zhang, Kendrick Botong (4307704) (1980)	1	96.10%	1. d4 Nf6 2. c4 g6 3. Nc3 d5
2024.11.24	Round 2: Rees, Ioan - Gallana, Marco	2.9	2024.11.24 Gallana, Marco (824542) (2218)	½	94.30%	1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7
2024.11.23	Round 1: Starosta, Martyna - Rees, Ioan	1.25	2024.11.23 Starosta, Martyna (21818754) (2226)	1	94.80%	1. e4 e6 2. d4 d5 3. Nc3 Bb4
2024.05.05	Round 10: Wall, Gavin - Rees, Ioan		2024.05.05 Wall, Gavin (2501244) (2281)	1	92.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.05.04	Round 9: Rees, Ioan - Gallagher, Daniel GH		2024.05.04 Gallagher, Daniel GH (436550) (2234)	½	94.10%	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7
2024.04.01	Round 7: Rees, Ioan - Szakmany, Bence		2024.04.01 Szakmany, Bence (1804480) (1849)	1	95.90%	1. Nf3 Nf6 2. c4 c6 3. d4 d5
2024.04.01	Round 6: Jukes, Sam - Rees, Ioan		2024.04.01 Jukes, Sam (1803182) (1936)	1	94.00%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2024.03.31	Round 5: Rees, Ioan - Young, Alan		2024.03.31 Young, Alan (1801309) (1993)	0	86.70%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2024.03.30	Round 4: Blackburn, Jonathan L B - Rees, Ioan		2024.03.30 Blackburn, Jonathan L B (1801090) (2191)	0	85.10%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2024.03.30	Round 3: Rees, Ioan - Kett, Tim		2024.03.30 Kett, Tim (1801210) (2120)	½	91.50%	1. d4 d6 2. Nf3 f5 3. Nc3 Nf6
2024.03.30	Round 2: Pleasants, Allan J - Rees, Ioan		2024.03.30 Pleasants, Allan J (411337) (1999)	1	92.20%	1. d4 Nf6 2. Nf3 e6 3. Bg5 d5
2024.03.30	Round 1: Rees, Ioan - Rathbone-Jones, Ifan		2024.03.30 Rathbone-Jones, Ifan (1803859) (1966)	½	87.30%	1. d4 d5 2. Nf3 Nf6 3. c4 e6
2024.03.16	Round 7: Rees, Ioan - Finn, Peter		2024.03.16 Finn, Peter (432156) (2180)	1	96.60%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2024.02.10	4NCL Division 2 2023-2024	5.9	2024.02.10 Chopra, Manmay (2235)	1	93.40%	1. Nf3 Nf6 2. d4 g6 3. c4 d6
2024.01.14	Main 4NCL League Division 2 - 2023/24	4.33	2024.01.14 Purton, Ben J (411132) (2212)	½	98.30%	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
2024.01.13	Main 4NCL League Division 2 - 2023/24	3.9	2024.01.13 Payne, Matthew J (417084) (2074)	½	93.90%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2023.11.12	Main 4NCL League Division 2 - 2023/24	2.11	2023.11.12 Dishman, Stephen (403024) (2306)	½	86.70%	1. d4 d5 2. Nf3 e6 3. c4 a6
2023.11.11	4NCL Division Two	1.35	2023.11.11 Bowcott-Terry, Finlay (449199) (2303)	0	90.40%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.05.01	4NCL Division 1 2022-2023	11.35	2023.05.01 Bates, Richard A (403555) (2427)	½	73.40%	1. d4 Nf6 2. Nf3 e6 3. e3 d5
2023.04.30	4NCL Division 1 2022-2023	10.43	2023.04.30 Willow, Jonah B (438804) (2395)	0	91.40%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.04.29	4NCL Division 1 2022-2023	9.43	2023.04.29 Delaney, Killian (2501570) (2334)	1	92.30%	1. d4 d5 2. Nf3 c5 3. c4 cxd4
????.??.??	4NCL Division 2 2023-2024	6.9	????.??.?? Nagpal, Vardaan (25089544) (2322)	½	94.40%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2023.07.18	Round 9: Frederick Waldhausen Gordon - Ioan Rees		2023.07.18 Frederick Waldhausen Gordon	½	93.40%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.07.18	Round 8: Ioan Rees - Eldar Gasanov		2023.07.18 Eldar Gasanov	½	88.80%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2023.07.17	Round 7: Jonah B Willow - Ioan Rees		2023.07.17 Jonah B Willow	0	87.40%	1. Nf3 Nf6 2. c4 e6 3. e3 b6
2023.07.17	Round 6: Ioan Rees - Matthew J Turner		2023.07.17 Matthew J Turner	0	86.00%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.07.16	Round 5: Ioan Rees - Jack Rudd		2023.07.16 Jack Rudd	½	77.40%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2023.07.15	Round 4: Ameet K Ghasi - Ioan Rees		2023.07.15 Ameet K Ghasi	0	88.90%	1. Nf3 Nf6 2. g3 d5 3. Bg2 c5
2023.07.15	Round 3: Ioan Rees - Andre Ventura Sousa		2023.07.15 Andre Ventura Sousa	½	97.80%	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
2023.07.14	Round 2: Ketevan E Arakhamia-Grant - Ioan Rees		2023.07.14 Ketevan E Arakhamia-Grant	1	93.20%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2023.07.14	Round 1: Ioan Rees - Matthew J Wadsworth		2023.07.14 Matthew J Wadsworth	0	90.00%	1. d4 d5 2. Nf3 Nf6 3. c4 c6