Male
FIDE ID:
Marco Santos
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Lisbon Museum op 1st | 07/20/2002 | 1487 |  Portugal |
| Lisbon op-A | 10/??/1999 | 1523 | Portugal |
| Lisbon-chB | ??/??/1999 | 590 | Portugal |
| POR-ch U18 | ??/??/1998 | 199 | Portugal |
Most Played Openings as White
| ECO | Opening | Games |
| E90 | King's Indian, 5.Nf3 | 5 games |
| B50 | Sicilian | 4 games |
| A04 | Reti opening | 3 games |
| A14 | English, Neo-Catalan declined | 3 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B57 | Sicilian, Sozin, not Scheveningen | 4 games |
| D10 | Queen's Gambit Declined Slav defence | 2 games |
| B21 | Sicilian, Grand Prix attack | 2 games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 2 games |
