Player profile

Marsik, Ondrej

Standard: 1729 Rapid: 1700 Blitz: 1654 (last updated 2026-10-02)

FIDE ID: 23718358 (view FIDE profile)

Federation: CZE Sex: M Birth Year: 2009 Age: 17

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

Games: 16 Wins: 5 (31%) Draws: 3 (19%) Losses: 8 (50%)

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Dossier

8 of 16 games analyzed.

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Openings

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As White 5 games 1W 0D 4L

Sicilian Defense 2 games 0W 0D 2L

Alapin Variation 1 game 0W 0D 1L

Smith-Morra Declined 1 game 0W 0D 1L

Richter-Rauzer Variation 1 game 0W 0D 1L

Neo-Modern Variation, Nyezhmetdinov Attack 1 game 0W 0D 1L

Caro-Kann Defense 2 games 1W 0D 1L

Panov Attack 2 games 1W 0D 1L

Modern Defense, Carlsbad Line 1 game 1W 0D 0L

Modern Defense 1 game 0W 0D 1L

French Defense 1 game 0W 0D 1L

Advance Variation 1 game 0W 0D 1L

Milner-Barry Gambit, Hector Variation 1 game 0W 0D 1L

As Black 5 games 1W 1D 3L

Sicilian Defense 3 games 1W 1D 1L

Alapin Variation 1 game 1W 0D 0L

Smith-Morra Declined 1 game 1W 0D 0L

Closed 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Lasker-Pelikan Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Rapport-Jobava System 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

Blunders Top 4 of 24

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

2023.10.22 · 27... exf4 (−44.2% win chance) 0-1

Filip Andrle

Ondřej Maršík

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2025.11.20 · 16. Bxe6 (−32.8% win chance) 0-1

Pusztai, Radim

Marsik, Ondrej

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2025.11.20 · 24. f4 (−19.7% win chance) 0-1

Pusztai, Radim

Marsik, Ondrej

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2025.11.20 · 19. Qxe6 (−19.1% win chance) 0-1

Pusztai, Radim

Marsik, Ondrej

Engine View game

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Games Showing all 16 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2025.11.22	Polofinale MCR junioru 2025	9.37	2025.11.22 Adamek, Jan (23776307) (1803)	0	-	1. e4 e6 2. d4 d5 3. e5 c5
2025.11.21	Polofinale MCR junioru 2025	8.36	2025.11.21 Rubin, Andrej (23751738) (1915)	0	-	1. d4 Nf6 2. Nc3 d5 3. Bf4 a6
2025.11.20	Polofinale MCR junioru 2025	7.29	2025.11.20 Pusztai, Radim (23736950) (1936)	0	80.40%	1. e4 c5 2. c3 Nf6 3. e5 Nd5
2025.11.19	Polofinale MCR junioru 2025	6.38	2025.11.19 Knizner, Michal (23729120) (1725)	1	-	1. e4 c5 2. c3 Nf6 3. e5 Nd5
2025.11.18	Polofinale MCR junioru 2025	5.39	2025.11.18 Pesta, Petr (23771240) (1572)	1	-	1. e4 c6 2. d4 d5 3. exd5 cxd5
2025.11.18	Polofinale MCR junioru 2025	4.38	2025.11.18 Stejskal, Jakub (23731877) (1699)	0	-	1. d4 Nf6 2. Nc3 d5 3. Bf4 a6
2025.11.17	Polofinale MCR junioru 2025	3.30	2025.11.17 Novotny, Dominik (23755601) (2020)	0	-	1. e4 c5 2. Nf3 d6 3. d4 cxd4
2025.11.16	Polofinale MCR junioru 2025	2.31	2025.11.16 Bartak, Josef (23712252) (1978)	½	-	1. e4 c5 2. Nc3 Nc6 3. g3 g6
2025.11.16	Polofinale MCR junioru 2025	1.28	2025.11.16 Hlozek, Michal (23706996) (2052)	0	-	1. e4 c6 2. d4 d5 3. exd5 cxd5
2025.06.25	Round 8: Trojan, Matyas - Marsik, Ondrej	8.3	2025.06.25 Trojan, Matyas (23710764) (1887)	0	81.50%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2023.10.27	Round 8: Viktor Meca - Ondřej Maršík		2023.10.27 Viktor Meca (1559)	0	82.80%	1. e4 d6 2. d4 Nf6 3. Nc3 g6
2023.10.26	Round 7: Ondřej Maršík - Tomáš Tichý		2023.10.26 Ondřej Maršík (1459)	½	94.90%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
2023.10.25	Round 6: Adéla Janoušková - Ondřej Maršík		2023.10.25 Adéla Janoušková (1638)	½	93.70%	1. e4 d6 2. d4 Nf6 3. Nc3 g6
2023.10.24	Round 5: Ondřej Maršík - Dominika Kaplanová		2023.10.24 Ondřej Maršík (1459)	1	97.60%	1. e4 c6 2. d4 d5 3. exd5 cxd5
2023.10.23	Round 4: Adam Mrázek - Ondřej Maršík		2023.10.23 Adam Mrázek (1669)	1	92.00%	1. c4 e5 2. g3 c6 3. d4 e4
2023.10.22	Round 1: Ondřej Maršík - Filip Andrle		2023.10.22 Ondřej Maršík (1459)	1	84.70%	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4