Marcin Chojnowski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 1st Irena Warakomska Mem | 08/11/2017 | 2312 | Poland |
| XIII IBCA ol | 10/19/2008 | 1240 | Greece |
| IBCA EU-ch blind 04th | 08/14/2007 | 1429 | United Kingdom |
| Kochan mem 17th | 08/04/2006 | 2220 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| B90 | Sicilian, Najdorf | 3 games |
| B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 2 games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 2 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C06 | French, Tarrasch, closed variation, main line | 3 games |
| B33 | Sicilian defence | 2 games |
| A57 | Benko gambit | 2 games |
| B96 | Sicilian, Najdorf, 7.f4 | 2 games |
Poland
Male
FIDE ID:

Greece
United Kingdom