Scouting report: Jon S Speelman (GM, ENG)

2,787 over-the-board games in the Chess Stalker database (2,604 classical, 78 rapid, 105 blitz): 35% wins, 51% draws, 14% losses. FIDE rating 2495 standard, 2540 rapid, 2449 blitz. 219 games analyzed with Stockfish: 94% accuracy, 0.03 blunders per game.

  • Opening repertoire of Jon S Speelman as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates Jon S Speelman's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/400033 — no account needed.

Jon S Speelman

GM

United Kingdomborn 1956FIDE ID 400033

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2420
2460
2500
2540
2487 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2540
2495
2449
2604peak, Jan 2001
2,787games
962wins, 35%
1,423draws, 51%
402losses, 14%

Play style

before facing them
Elite accuracy: 93.8% average
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.d4 as ♔ (66% in 494 games)
Vulnerable to 1.Nf3 ♚ (only 47%)

Play against Speelman's Twin

Their real openings, level & style

Based on 2,787 games

Openings

2,787 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White

No consistent strengths detected as white

Deep analysis

Stockfish · Classical · 219 analyzed
Accuracy by phase
Opening
96.0%
Middlegame
93.8%
Endgame
94.7%
Clutch factor
+4%
Winning (+2)
95%
Equal
95%
Losing (−2)
91%
Problematic pieces
22%
51 err
22%
52 err
19%
45 err
19%
44 err
9%
22 err
9%
20 err
Critical moment
Move 39 avg
0%
1-15
18%
16-25
18%
26-35
36%
36-45
27%
46+
36% of blunders occur after move 36-45. Keep tension until then.
Error heatmap · Critical squares
8
10
8
8
9
8
9
Few
Many
c6
10
e5
9
g3
9
a5
8
f5
8
c6/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#31
ge5?? vs Bates
Middlegame · OTB · 2025
#38
c2?? vs Kuhendiran
Endgame · Blitz · 2025
#51
b7+?? vs Turner
Endgame · Blitz · 2025
#57
xc4?? vs Damodaran
Endgame · Blitz · 2025
#33
d7?? vs Bijeljic
Endgame · Blitz · 2025
#40
h2?? vs Pein
Endgame · Blitz · 2025

Recent games

Carroll, Thomas(2182)

4NCL 2025-26 · 4 May 2026

1–0
O`Gorman, Tom(2388)

4NCL 2025-26 · 3 May 2026

1–0
Sowray, Peter J(2131)

4NCL 2025-26 · 2 May 2026

1–0
Erdos, Viktor(2549)

Round 8: Erdos, Viktor - Speelma... · 22 Mar 2026

0–1
Murawski, Jan(2125)

Round 7: Speelman, Jon S - Muraw... · 21 Mar 2026

1–0
Pultinevicius, Paulius(2545)

2nd Bundesliga Sud 25-26 · 1 Mar 2026

1–0

Endgame statistics

Repertoire

PRO
2,787 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,353 games40%W49%D11%L
Move
1. f3
5305m
41%48%
66%
1. d4
4946m
41%50%
66%
1. e4
18714y
44%42%14
65%
1. c4
1327y
32%57%
60%
1. g3
822y
75%25%
38%
1. b3
2
100%
100%

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