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Halldorsson, Jon Arni

Standard: 2014 Rapid: 2076 Blitz: 2002 (last updated 2026-11-02)
FIDE ID: 2301075 (view FIDE profile)
Federation: ISL Sex: M Birth Year: 1962 Age: 64
Title: CM Women's title: — Other title: — FOA title: —
Games: 18 Wins: 3 (17%) Draws: 10 (56%) Losses: 5 (28%)
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Dossier

16 of 18 games analyzed.

Accuracy: 90.3%
Opened d4: 9/9
Same-side castling: 15Castled kingside: 14Castled queenside: 1Did not castle: 1
Fianchettoed queenside: 6Played on the queenside: 5Played in the center: 4Fianchettoed kingside: 3Played on the kingside: 2
Backward pawn: 11Kept the bishop pair: 9Space advantage: 9Active pieces: 8Missed tactics: 6Initiated exchanges: 6Avoided exchanges: 5Sacrificed material: 5Isolated pawn: 2Played gambits: 1
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Openings

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As White 9 games 3W 4D 2L
King's Indian Defense 2 games 0W 1D 1L
Orthodox Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Fianchetto Variation 1 game 0W 0D 1L
Kavalek Defense 1 game 0W 0D 1L
Benoni Defense 2 games 2W 0D 0L
Benoni-Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Accepted 1 game 0W 1D 0L
Normal Variation 1 game 0W 1D 0L
Traditional System 1 game 0W 1D 0L
London System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Torre Attack 1 game 0W 0D 1L
Fianchetto Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Benko Gambit Accepted 1 game 0W 1D 0L
Modern Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 9 games 0W 6D 3L
Slav Defense 3 games 0W 2D 1L
Exchange Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Quiet Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Defense 2 games 0W 1D 1L
Classical Variation 1 game 0W 0D 1L
Burn Variation 1 game 0W 0D 1L
Advance Variation 1 game 0W 1D 0L
Paulsen Attack 1 game 0W 1D 0L
Réti Opening 1 game 0W 1D 0L
Anglo-Slav Variation 1 game 0W 1D 0L
with g3 1 game 0W 1D 0L
Bird Opening 1 game 0W 1D 0L
Dutch Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Semi-Slav Defense 1 game 0W 0D 1L
Stoltz Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Pawn Game 1 game 0W 1D 0L
Levitsky Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 73

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

2026.09.19 · 42... Re7 (−44.1% win chance) 1-0
Halldorsson, Jon Arni
Jonsson, Gauti Pall
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2026.08.15 · 27... Qd8 (−34.3% win chance) 1/2-1/2
Halldorsson, Jon Arni
Boev, Viktor
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2024.10.24 · 33. Kg2 (−30.4% win chance) 1-0
Cassidy, John
Halldorsson, Jon Arni
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2026.09.20 · 42. Rb1 (−28% win chance) 1/2-1/2
Ernisson, Petur Ulfar
Halldorsson, Jon Arni
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View blunders & mistakes
Games Showing all 18 games
Date Event Round Color Opponent Result Accuracy % First moves