Patrick McCollum
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Koltanowski mem op | 12/14/2000 | 1658 | United States |
| Cardoza US op | 08/??/1998 | 1144 | United States |
| US op | ??/??/1995 | 425 | United States |
| IRL-ch | ??/??/1977 | 244 | Ireland |
Most Played Openings as White
| ECO | Opening | Games |
| C35 | King's Gambit Accepted, Cunningham defence | 1 games |
| C00 | French defence | 1 games |
| C30 | King's gambit | 1 games |
| C34 | King's gambit accepted | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E11 | Bogo-Indian defence | 2 games |
| A84 | Dutch defence | 1 games |
| B32 | Sicilian defence | 1 games |
| A90 | Dutch defence | 1 games |


United States
Ireland