David Patterson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| AUS-ch U18 | 01/??/2000 | 62 |  Australia |
| National op | 05/??/1991 | 580 |  United States |
Most Played Openings as White
| ECO | Opening | Games |
| C44 | King's pawn game | 2 games |
| B33 | Sicilian defence | 1 games |
| B12 | Caro-Kann defence | 1 games |
| C50 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D52 | Queen's Gambit Declined | 2 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| B53 | Sicilian, Chekhover variation | 1 games |
| B21 | Sicilian, Grand Prix attack | 1 games |
