Player profile

Thorfinnsson, Bjorn

Standard: 2358 Rapid: 2382 Blitz: 2404 (last updated 2026-11-02)
FIDE ID: 2300982 (view FIDE profile)
Federation: ISL Sex: M Birth Year: 1979 Age: 47
Title: IM Women's title: — Other title: — FOA title: —
Games: 197 Wins: 92 (47%) Draws: 39 (20%) Losses: 58 (29%) Other: 8
Dossier

162 of 197 games analyzed.

Accuracy: 90.7%
Opened d4: 55/70Opened e4: 10/70Opened c4: 3/70Opened Nf3: 2/70
Castled kingside: 79Same-side castling: 79Castled queenside: 27Did not castle: 25Opposite-side castling: 19
Played in the center: 42Played on the queenside: 34Played on the kingside: 30Fianchettoed kingside: 28Fianchettoed queenside: 21
Active pieces: 98Initiated exchanges: 95Sacrificed material: 84Kept the bishop pair: 69Space advantage: 64Backward pawn: 57Isolated pawn: 47Missed tactics: 33Avoided exchanges: 22Played gambits: 19
Openings

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As White 86 games 43W 15D 25L
Queen's Pawn Game 30 games 16W 4D 9L
Torre Attack 14 games 6W 3D 5L
Gossip Variation 7 games 3W 1D 3L
(unspecified) 7 games 3W 2D 2L
Symmetrical Variation 6 games 4W 0D 2L
(unspecified) 6 games 4W 0D 2L
Modern Defense 4 games 2W 0D 1L
(unspecified) 4 games 2W 0D 1L
Levitsky Attack 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Krause Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Torre Attack 21 games 14W 2D 5L
Classical Defense 13 games 10W 1D 2L
(unspecified) 10 games 9W 0D 1L
Nimzowitsch Variation 3 games 1W 1D 1L
Fianchetto Defense 8 games 4W 1D 3L
(unspecified) 8 games 4W 1D 3L
Sicilian Defense 6 games 2W 1D 3L
Closed 4 games 2W 0D 2L
(unspecified) 4 games 2W 0D 2L
Taimanov Variation 1 game 0W 1D 0L
Bastrikov Variation, English Attack 1 game 0W 1D 0L
Wing Gambit 1 game 0W 0D 1L
Carlsbad Variation 1 game 0W 0D 1L
Indian Defense 5 games 1W 1D 3L
Spielmann-Indian 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Wade-Tartakower Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Czech-Indian 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 4 games 2W 2D 0L
King's English Variation 2 games 0W 2D 0L
Four Knights Variation, Fianchetto Line, with Nb6 1 game 0W 1D 0L
Two Knights Variation, Keres Variation 1 game 0W 1D 0L
Caro-Kann Defensive System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Drill Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Horwitz Defense 3 games 1W 0D 1L
(unspecified) 3 games 1W 0D 1L
(unspecified) 3 games 1W 0D 1L
Queen's Gambit Declined 3 games 2W 1D 0L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Ragozin Defense 1 game 1W 0D 0L
Vienna Variation 1 game 1W 0D 0L
French Defense 3 games 1W 0D 2L
Classical Variation 2 games 1W 0D 1L
Burn Variation 2 games 1W 0D 1L
Winawer Variation 1 game 0W 0D 1L
Alekhine-Maróczy Gambit 1 game 0W 0D 1L
Italian Game 2 games 0W 1D 1L
Scotch Gambit 1 game 0W 1D 0L
Anderssen Attack 1 game 0W 1D 0L
Two Knights Defense 1 game 0W 0D 1L
Polerio Defense, Kieseritzky Variation 1 game 0W 0D 1L
Trompowsky Attack 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Semi-Slav Defense 2 games 1W 1D 0L
Stoltz Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Normal Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Defense 1 game 0W 0D 0L
Fianchetto Variation 1 game 0W 0D 0L
Yugoslav Variation, Exchange Line 1 game 0W 0D 0L
Alekhine Defense 1 game 1W 0D 0L
Sämisch Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 0W 0D 1L
Byrne Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 0W 1D 0L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Attack, with e6 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 79 games 34W 18D 24L
Ruy Lopez 19 games 8W 5D 6L
Morphy Defense 7 games 2W 3D 2L
Schliemann Defense Deferred 3 games 1W 2D 0L
Modern Steinitz Defense 1 game 0W 0D 1L
Classical Defense Deferred 1 game 1W 0D 0L
Mackenzie Variation 1 game 0W 1D 0L
Tarrasch Variation 1 game 0W 0D 1L
Cozio Defense 6 games 3W 0D 3L
(unspecified) 6 games 3W 0D 3L
Closed 4 games 3W 1D 0L
(unspecified) 2 games 1W 1D 0L
Chigorin Defense 1 game 1W 0D 0L
Worrall Attack, Castling Line 1 game 1W 0D 0L
Marshall Attack 1 game 0W 0D 1L
Modern Main Line 1 game 0W 0D 1L
Berlin Defense 1 game 0W 1D 0L
Anti-Berlin Variation 1 game 0W 1D 0L
Queen's Gambit Declined 15 games 5W 3D 7L
Exchange Variation 3 games 2W 1D 0L
Positional Variation 3 games 2W 1D 0L
Three Knights Variation 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Barmen Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Austrian Defense 1 game 0W 0D 1L
Gusev Countergambit 1 game 0W 0D 1L
Harrwitz Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Orthodox Defense 1 game 1W 0D 0L
Rubinstein Attack 1 game 1W 0D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Albin Countergambit 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Vienna Variation 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Italian Game 10 games 5W 2D 3L
Two Knights Defense 7 games 4W 2D 1L
Modern Bishop's Opening 4 games 2W 1D 1L
Polerio Defense, Bishop Check Line 2 games 1W 1D 0L
Polerio Defense, Kieseritzky Variation 1 game 1W 0D 0L
Classical Variation 2 games 1W 0D 1L
Giuoco Pianissimo, Albin Variation 1 game 0W 0D 1L
Giuoco Pianissimo 1 game 1W 0D 0L
Giuoco Pianissimo 1 game 0W 0D 1L
Italian Four Knights Variation 1 game 0W 0D 1L
Queen's Pawn Game 4 games 2W 1D 1L
London System 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Symmetrical Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Four Knights Game 4 games 2W 1D 0L
Scotch Variation 1 game 1W 0D 0L
Belgrade Gambit 1 game 1W 0D 0L
Spanish Variation 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
Scotch Variation Accepted 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scotch Game 4 games 2W 2D 0L
Scotch Gambit 2 games 1W 1D 0L
Advance Variation 2 games 1W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Classical Variation 1 game 1W 0D 0L
Intermezzo Variation 1 game 1W 0D 0L
English Opening 3 games 2W 0D 1L
Agincourt Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Ultra-Symmetrical Variation 1 game 1W 0D 0L
King's English Variation 1 game 0W 0D 1L
Two Knights Variation, Reversed Dragon 1 game 0W 0D 1L
Queen's Gambit Accepted 3 games 2W 0D 1L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Old Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Classical Defense 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
Nimzo-Larsen Attack 2 games 0W 1D 1L
Classical Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
King's Indian Attack 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Rubinstein Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Bishop's Opening 1 game 0W 1D 0L
Vienna Hybrid 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Pawn Game 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
King's Indian Defense 1 game 0W 0D 0L
Fianchetto Variation 1 game 0W 0D 0L
Yugoslav Variation, Exchange Line 1 game 0W 0D 0L
Three Knights Opening 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Hungarian Opening 1 game 0W 1D 0L
(unspecified) 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
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Defense 1 game 1W 0D 0L
Spielmann-Indian 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Neo-Grünfeld Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Gambit Accepted 1 game 1W 0D 0L
Bishop's Gambit 1 game 1W 0D 0L
Bledow Countergambit 1 game 1W 0D 0L
King's Indian Attack, with e6 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Petrov's Defense 1 game 0W 0D 1L
Damiano Variation 1 game 0W 0D 1L
Kholmov Gambit 1 game 0W 0D 1L
Blunders Top 4 of 602

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

2026.07.19 · 21... Nh4 (−76.7% win chance) 0-1
Thorfinnsson, Bjorn
Hakimifard, Ghazal
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2026.01.24 · 38... Qc2+ (−48.6% win chance) 1-0
Thorfinnsson, Bjorn
Ragnarsson, Dagur
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2026.05.08 · 73... h3 (−47.5% win chance) 1-0
Thorfinnsson, Bjorn
Ragnarsson, Dagur
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2024.11.30 · 61... Qd5 (−47.5% win chance) 1-0
Thorfinnsson, Bjorn
Harvey, Marcus R
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Games Showing all 197 games
Date Event Round Color Opponent Result Accuracy % First moves