Costas Harris
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Wch U16 | 10/24/1999 | 1958 | Spain |
| EU-ch U16 | 09/03/1999 | 2087 | Greece |
| BCF-ch 86th | 08/05/1999 | 2225 | United Kingdom |
| BCF-chT 9899 (4NCL) | 10/??/1998 | 2075 | United Kingdom |
Most Played Openings as White
| ECO | Opening | Games |
| C00 | French defence | 2 games |
| B03 | Alekhine's defence | 1 games |
| C44 | King's pawn game | 1 games |
| B10 | Caro-Kann defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C02 | French, advance variation | 3 games |
| D87 | Gruenfeld, exchange, Spassky variation | 1 games |
| A45 | Queen's pawn game | 1 games |
| C11 | French defence | 1 games |
United Kingdom
Male
FIDE ID:

Spain
Greece