Decio Lazzarini
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| BRA zn | ??/??/1964 | 0 | Brazil |
| BRA-ch | ??/??/1961 | 0 | Brazil |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 2 games |
| A38 | English, symmetrical variation | 1 games |
| A25 | English, Sicilian reversed | 1 games |
| A21 | English opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 2 games |
| A43 | Old Benoni defence | 2 games |
| A40 | Queen's pawn | 2 games |
| D00 | Queen's pawn game | 1 games |


Brazil