Jan Sosna
Country
CZE
Birth Year
1960
Gender
M
Title
International Master
FIDE ID
304379
FIDE Rating
2283
FIDE Rating Graph
FIDE supplement history through 2026-10. Ranking lists update separately.
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-02 (UTC).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2024-04-14 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.3 | Jan Sosna | Szymon Walter | 1/2-1/2 | 49 | Open |
| 2 | 2024-03-03 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.3 | Jan Sosna | Vit Kostka | 1/2-1/2 | 56 | Open |
| 3 | 2024-02-18 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.3 | Matyas Zeman | Jan Sosna | 0-1 | 59 | Open |
| 4 | 2024-02-04 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.3 | Jan Sosna | Petr Pisk | 1/2-1/2 | 13 | Open |
| 5 | 2024-01-21 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.3 | Bayarjavkhlan Delgerdalai | Jan Sosna | 1/2-1/2 | 65 | Open |
| 6 | 2024-01-07 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.2 | Jaroslav Mojzis | Jan Sosna | 1/2-1/2 | 11 | Open |
| 7 | 2023-12-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.2 | Jan Sosna | Martin Fargac | 0-1 | 48 | Open |
| 8 | 2023-11-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.2 | Petr Gnojek | Jan Sosna | 1-0 | 34 | Open |
| 9 | 2023-11-12 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.3 | Radek Sluka | Jan Sosna | 1/2-1/2 | 36 | Open |
| 10 | 2023-10-22 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.3 | Roman Chytilek | Jan Sosna | 1/2-1/2 | 10 | Open |
| 11 | 2023-04-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.4 | David Shengelia | Jan Sosna | 1-0 | 47 | Open |
| 12 | 2023-04-01 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.4 | Jan Sosna | Vaclav Fiala | 0-1 | 38 | Open |
| 13 | 2023-02-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.6 | Jan Sosna | Radoslaw Jedynak | 0-1 | 25 | Open |
| 14 | 2023-02-25 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.5 | Lumir Mrazek | Jan Sosna | 1/2-1/2 | 42 | Open |
| 15 | 2023-01-29 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.4 | Jan Sosna | Adam Frank | 0-1 | 47 | Open |
| 16 | 2023-01-15 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.3 | Patrik Stepan | Jan Sosna | 0-1 | 43 | Open |
| 17 | 2022-12-11 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.4 | Jan Sosna | Martin Frolik | 1-0 | 40 | Open |
| 18 | 2022-11-27 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.4 | Jakub Roubalik | Jan Sosna | 1-0 | 31 | Open |
| 19 | 2022-11-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.3 | Jan Sosna | Vlastimil Babula | 0-1 | 31 | Open |
| 20 | 2022-03-27 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.4 | Jan Sosna | Ondrej Ondracek | 1/2-1/2 | 23 | Open |
| 21 | 2022-03-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.3 | Piotr Piesik | Jan Sosna | 1-0 | 46 | Open |
| 22 | 2022-02-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.5 | Jakub Stancik | Jan Sosna | 1/2-1/2 | 48 | Open |
| 23 | 2022-02-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.5 | Jan Sosna | Jakub Roubalik | 1/2-1/2 | 26 | Open |
| 24 | 2022-01-23 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.1 | Roman Chytilek | Jan Sosna | 1/2-1/2 | 10 | Open |
| 25 | 2022-01-22 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.1 | Jan Sosna | Arnost Gibiec | 1/2-1/2 | 36 | Open |
| 26 | 2021-12-12 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.2 | Ondrej Svanda | Jan Sosna | 1/2-1/2 | 47 | Open |
| 27 | 2021-11-28 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.4 | Jakub Fuksik | Jan Sosna | 1/2-1/2 | 36 | Open |
| 28 | 2021-11-27 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.3 | Jakub Kusa | Jan Sosna | 1/2-1/2 | 68 | Open |
| 29 | 2021-10-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.3 | Kacper Tomaszewski | Jan Sosna | 1/2-1/2 | 44 | Open |
| 30 | 2020-06-14 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.4 | Eva Kulovana | Jan Sosna | 1/2-1/2 | 27 | Open |
| 31 | 2020-06-13 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.5 | Vaclav Mitura | Jan Sosna | 0-1 | 26 | Open |
| 32 | 2020-03-01 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.6 | Olga Sikorova | Jan Sosna | 1/2-1/2 | 44 | Open |
| 33 | 2020-02-16 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.1 | Jan Sosna | Filip Neumann | 1/2-1/2 | 26 | Open |
| 34 | 2020-02-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.6 | Jan Sosna | Jakub Rabatin | 1-0 | 35 | Open |
| 35 | 2020-01-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.2 | David Holemar | Jan Sosna | 1/2-1/2 | 34 | Open |
| 36 | 2020-01-05 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.5 | Jan Sosna | Vladimir Belunek | 1-0 | 38 | Open |
| 37 | 2019-12-08 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.3 | Vladimir Pala | Jan Sosna | 1/2-1/2 | 44 | Open |
| 38 | 2019-11-24 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.4 | Vlastimil Nedela | Jan Sosna | 1/2-1/2 | 66 | Open |
| 39 | 2019-11-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.4 | Jan Sosna | Martina Mareckova | 1-0 | 71 | Open |
| 40 | 2019-10-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.3 | Jan Sosna | Radomir Caletka | 1/2-1/2 | 37 | Open |
| 41 | 2019-04-21 | TCh-CZE Extraliga 2018-19 | Czech Republic CZE | 11.2 | Jan Sosna | Jan Slampa | 1/2-1/2 | 47 | Open |
| 42 | 2019-04-20 | TCh-CZE Extraliga 2018-19 | Czech Republic CZE | 10.2 | Eduard Meduna | Jan Sosna | 1/2-1/2 | 30 | Open |
| 43 | 2019-04-07 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.4 | Antonin Neoral | Jan Sosna | 0-1 | 87 | Open |
| 44 | 2019-03-24 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.4 | Jan Sosna | Milan Pastircak | 1/2-1/2 | 15 | Open |
| 45 | 2019-03-03 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.4 | Jozef Kourek | Jan Sosna | 1/2-1/2 | 41 | Open |
| 46 | 2019-02-17 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.3 | Karolina Pilsova | Jan Sosna | 1/2-1/2 | 25 | Open |
| 47 | 2019-02-03 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.4 | Milan Walek | Jan Sosna | 0-1 | 47 | Open |
| 48 | 2019-01-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.5 | Jiri Kozel | Jan Sosna | 1/2-1/2 | 64 | Open |
| 49 | 2019-01-06 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.5 | Jan Sosna | Piotr Majocha | 1/2-1/2 | 50 | Open |
| 50 | 2018-12-09 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.4 | Jan Sosna | Vlastimil Piza | 1-0 | 49 | Open |
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