Player profile

Martin, Sam B

Standard: 2153 Rapid: 1964 Blitz: 1972 (last updated 2026-10-02)

FIDE ID: 39905365 (view FIDE profile)

Federation: USA Sex: M Birth Year: 1999 Age: 27

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

Games: 23 Wins: 8 (35%) Draws: 2 (9%) Losses: 13 (57%)

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Dossier

23 of 23 games analyzed.

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Openings

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As White 6 games 2W 0D 4L

Sicilian Defense 5 games 2W 0D 3L

Kan Variation 1 game 0W 0D 1L

Swiss Cheese Variation 1 game 0W 0D 1L

Nyezhmetdinov-Rossolimo Attack 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Taimanov Variation 1 game 1W 0D 0L

Bastrikov Variation 1 game 1W 0D 0L

Najdorf Variation 1 game 0W 0D 1L

Opocensky Variation 1 game 0W 0D 1L

Chekhover Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Ruy Lopez 1 game 0W 0D 1L

Open 1 game 0W 0D 1L

Classical Defense, Main Line 1 game 0W 0D 1L

As Black 6 games 2W 2D 2L

Ruy Lopez 1 game 0W 1D 0L

Closed 1 game 0W 1D 0L

Martinez Variation 1 game 0W 1D 0L

Bird Opening 1 game 0W 1D 0L

Horsefly Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Slav Defense 1 game 0W 0D 1L

Quiet Variation 1 game 0W 0D 1L

Schallopp Defense 1 game 0W 0D 1L

Italian Game 1 game 1W 0D 0L

Classical Variation 1 game 1W 0D 0L

Giuoco Pianissimo 1 game 1W 0D 0L

Zukertort Opening 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

French Defense 1 game 0W 0D 1L

Winawer Variation 1 game 0W 0D 1L

Bogoljubow Variation 1 game 0W 0D 1L

Blunders Top 4 of 115

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

2026.05.23 · 72. Kf1 (−47.5% win chance) 0-1

Cardoso Cardoso, Jose Gabriel

Martin, Sam B

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2023.05.25 · 44. Kxg3 (−39.5% win chance) 0-1

Justus WILLIAMS

Sam B MARTIN

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2025.11.09 · 52... d3 (−36.1% win chance) 1-0

Martin, Sam B

Girsh, Daniel

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2023.10.05 · 35... Rc8 (−35.4% win chance) 1-0

Sam B MARTIN

Khanim ISMAYILOVA

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Games Showing all 23 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.07.05	54th World Open - 2026	9.12	2026.07.05 Ghaem Maghami, Ehsan (12500739) (2445)	0	86.40%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.07.05	54th World Open - 2026	8.11	2026.07.05 Bilych, Oleksii (14156504) (2453)	½	97.00%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2026.07.04	54th World Open - 2026	6.22	2026.07.04 Tsay, Vincent (30931835) (2305)	½	90.30%	1. f4 Nh6 2. Nf3 d5 3. b3 e6
2026.07.01	54th World Open - 2026	1.2	2026.07.01 Zhou, Jianchao (8603537) (2605)	0	87.60%	1. e4 c5 2. Nf3 Nc6 3. Bb5 e6
2026.05.24	13th Cherry Blossom Chess	7.11	2026.05.24 Groff, Jordan (30971730) (2133)	0	86.40%	1. d4 d5 2. c4 c6 3. Nf3 Nf6
2026.05.24	13th Cherry Blossom Chess	6.15	2026.05.24 Joseph, Julian (39928292) (1801)	1	95.30%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.05.23	13th Cherry Blossom Chess	5.19	2026.05.23 LeBakken, Lukas W (39944379) (1973)	1	94.50%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.05.23	13th Cherry Blossom Chess	4.5	2026.05.23 Cardoso Cardoso, Jose Gabriel (4430492) (2543)	0	85.60%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2026.05.22	13th Cherry Blossom Chess	3.18	2026.05.22 Sridhar, Jagadeeshwar Yehamandram (30957532) (1937)	1	93.90%	1. Nf3 Nf6 2. g3 c5 3. Bg2 g6
2026.05.22	13th Cherry Blossom Chess	2.6	2026.05.22 Tabuenca Mendataurigoitia, Daniel (24563617) (2356)	0	83.30%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2025.11.09	Round 5: Girsh, Daniel - Martin, Sam B	5.2	2025.11.09 Girsh, Daniel (30949190) (2237)	0	84.10%	1. e4 e6 2. d4 d5 3. Nc3 Bb4
2025.11.09	Round 4: Martin, Sam B - Lu, Maximillian	4.3	2025.11.09 Lu, Maximillian (2096242) (2395)	1	91.60%	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2023.10.09	Round 9: Sam B MARTIN - William WANG		2023.10.09 William WANG	1	94.80%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.10.09	Round 8: Adithya PILLAI - Sam B MARTIN		2023.10.09 Adithya PILLAI	1	93.30%	1. d4 d5 2. Nc3 Nf6 3. Bf4 a6
2023.10.08	Round 7: Sam B MARTIN - Iris MOU		2023.10.08 Iris MOU	0	85.40%	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
2023.10.08	Round 6: Sam B MARTIN - Aditeya DAS		2023.10.08 Aditeya DAS	1	93.50%	1. d4 Nf6 2. c4 c6 3. Nc3 d5
2023.10.07	Round 4: Sam B MARTIN - Linxi ZHU		2023.10.07 Linxi ZHU	0	79.00%	1. d4 Nf6 2. c4 c5 3. d5 g6
2023.10.05	Round 1: Khanim ISMAYILOVA - Sam B MARTIN		2023.10.05 Khanim ISMAYILOVA	0	82.40%	1. e4 e6 2. d4 d5 3. e5 c5
2023.05.27	Round 5: Matthew Guo DIAO - Sam B MARTIN		2023.05.27 Matthew Guo DIAO	0	76.80%	1. d4 d5 2. c4 e6 3. Nc3 c6
2023.05.27	Round 4: Sam B MARTIN - Merric HU		2023.05.27 Merric HU	1	96.00%	1. d4 Nf6 2. c4 g6 3. f3 d5
2023.05.26	Round 3: Joshua ALTMAN - Sam B MARTIN		2023.05.26 Joshua ALTMAN	0	89.80%	1. d4 d5 2. c4 e6 3. Nc3 c6
2023.05.25	Round 2: Sam B MARTIN - Justus WILLIAMS		2023.05.25 Justus WILLIAMS	0	77.20%	1. d4 Nf6 2. c4 d6 3. Nc3 e5
2023.05.24	Round 1: Evan PARK - Sam B MARTIN		2023.05.24 Evan PARK	0	82.10%	1. e4 e6 2. d4 d5 3. Nc3 dxe4