Player profile

Blackburn, Jonathan L B

Standard: 2239 Rapid: 2168 Blitz: 2178 (last updated 2026-11-02)
FIDE ID: 1801090 (view FIDE profile)
Federation: WLS Sex: M Birth Year: 1985 Age: 41
Title: FM Women's title: — Other title: — FOA title: —
Games: 117 Wins: 59 (50%) Draws: 30 (26%) Losses: 28 (24%)
Dossier

116 of 117 games analyzed.

Accuracy: 91.8%
Opened d4: 38/38
Castled kingside: 68Same-side castling: 61Did not castle: 14Opposite-side castling: 9Castled queenside: 9
Played on the queenside: 29Played in the center: 24Fianchettoed kingside: 23Played on the kingside: 21Fianchettoed queenside: 17
Active pieces: 71Sacrificed material: 66Initiated exchanges: 66Space advantage: 59Backward pawn: 58Kept the bishop pair: 56Isolated pawn: 52Missed tactics: 16Avoided exchanges: 11Played gambits: 7
Openings

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As White 38 games 20W 11D 7L
Queen's Gambit Declined 9 games 3W 3D 3L
Exchange Variation 2 games 0W 0D 2L
Positional Variation 2 games 0W 0D 2L
Janowski Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Semi-Tarrasch Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Barmen Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Knight Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Harrwitz Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Ragozin Defense 1 game 0W 1D 0L
Alekhine Variation 1 game 0W 1D 0L
King's Indian Defense 5 games 3W 1D 1L
Fianchetto Variation 2 games 1W 1D 0L
Delayed Fianchetto 1 game 0W 1D 0L
Kavalek Defense 1 game 1W 0D 0L
Makogonov Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Normal Variation 1 game 0W 0D 1L
Rare Defenses 1 game 0W 0D 1L
Petrosian Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Benoni Defense 4 games 3W 1D 0L
Four Pawns Attack 2 games 2W 0D 0L
Main Line 2 games 2W 0D 0L
Czech Benoni Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Taimanov Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Neo-Grünfeld Defense 3 games 3W 0D 0L
Classical Variation 2 games 2W 0D 0L
Original Defense 2 games 2W 0D 0L
with g3 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Slav Defense 3 games 0W 2D 1L
Geller Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Winawer Countergambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Indian Defense 2 games 1W 0D 1L
Classical Variation 2 games 1W 0D 1L
Taimanov Gambit 1 game 0W 0D 1L
Traditional Variation 1 game 1W 0D 0L
Catalan Opening 2 games 2W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Grünfeld Defense 2 games 2W 0D 0L
Exchange Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Queen's Gambit Accepted 2 games 0W 1D 1L
Central Variation 1 game 0W 0D 1L
McDonnell Defense 1 game 0W 0D 1L
Janowski-Larsen Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Indian Defense 2 games 1W 1D 0L
Budapest Gambit Accepted 1 game 1W 0D 0L
Main Line, Rubinstein Variation 1 game 1W 0D 0L
Anti-Nimzo-Indian 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Semi-Slav Defense 1 game 0W 1D 0L
Anti-Moscow Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Bogo-Indian Defense 1 game 0W 1D 0L
Grünfeld Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 54 games 26W 13D 15L
French Defense 31 games 14W 6D 11L
Advance Variation 7 games 3W 0D 4L
Euwe Variation 5 games 2W 0D 3L
Paulsen Attack 1 game 1W 0D 0L
Wade Variation 1 game 0W 0D 1L
Tarrasch Variation 7 games 2W 3D 2L
Open System, Main Line 4 games 1W 2D 1L
Morozevich Variation 1 game 0W 0D 1L
Open System, Euwe-Keres Line 1 game 0W 1D 0L
Closed Variation, Main Line 1 game 1W 0D 0L
Classical Variation 5 games 4W 0D 1L
Burn Variation, Morozevich Line 2 games 1W 0D 1L
Swiss Variation 1 game 1W 0D 0L
Shirov-Anand Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Winawer Variation 4 games 1W 1D 2L
Bogoljubow Variation 1 game 0W 0D 1L
Poisoned Pawn Variation 1 game 1W 0D 0L
Advance Variation 1 game 0W 0D 1L
Delayed Exchange Variation 1 game 0W 1D 0L
King's Indian Attack 3 games 2W 0D 1L
(unspecified) 3 games 2W 0D 1L
Steinitz Variation 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
Boleslavsky Variation 1 game 0W 1D 0L
Schlechter Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Rubinstein Variation 1 game 0W 1D 0L
Blackburne Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Horwitz Defense 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
King's Indian Defense 3 games 2W 0D 1L
Sämisch Variation 1 game 1W 0D 0L
Normal Defense 1 game 1W 0D 0L
Karpov System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Fianchetto Variation 1 game 0W 0D 1L
Yugoslav Variation, Advance Line 1 game 0W 0D 1L
Polish Opening 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
English Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Catalan Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Indian Defense, with e3 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Pseudo Queen's Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Benoni Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Indian Defense 1 game 1W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Indian Defense 1 game 0W 1D 0L
Capablanca Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Attack 1 game 1W 0D 0L
Yugoslav Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Indian Defense 1 game 0W 0D 1L
Kmoch Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 1 game 1W 0D 0L
Vienna Variation 1 game 1W 0D 0L
Quiet Variation 1 game 1W 0D 0L
Neo-Grünfeld Defense 1 game 1W 0D 0L
with g3 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Kangaroo Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
East Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Defense 1 game 0W 1D 0L
Perrin Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Hungarian Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 405

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

2024.09.12 · 28... Qxg2 (−63.7% win chance) 1-0
Blackburn, Jonathan L B
Bologan, Victor
View game
2023.08.13 · 33. Bxd7 (−48.9% win chance) 0-1
Lee, Richard W Y
Blackburn, Jonathan L B
View game
2026.05.02 · 38... Rc1 (−47.5% win chance) 1-0
Blackburn, Jonathan L B
Milliet, Sophie
View game
2026.08.21 · 46. Kf3 (−45.5% win chance) 0-1
Grieve, Harry
Blackburn, Jonathan L B
View game
Games Showing all 117 games
Date Event Round Color Opponent Result Accuracy % First moves