Leonid Okun
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 27th Czech Open A 2016 | 07/22/2016 | 2339 | Czech Republic |
| 26th Czech Open A 2015 | 07/24/2015 | 2314 | Czech Republic |
| Open | 04/27/2009 | 2238 | Greece |
| Voronezh op 11th | 06/12/2007 | 2368 | Russian Federation |
Most Played Openings as White
| ECO | Opening | Games |
| A03 | Bird's opening | 4 games |
| A16 | English opening | 3 games |
| E67 | King's Indian, fianchetto with ...Nd7 | 1 games |
| B40 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B27 | Sicilian defence | 3 games |
| A43 | Old Benoni defence | 2 games |
| A83 | Dutch, Staunton gambit, Staunton's line | 1 games |
| A30 | English, symmetrical variation | 1 games |
Russian Federation
Male
FIDE ID:

Czech Republic
Greece