J Jr Cobb
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| US op | ??/??/1977 | 178 |  United States |
Most Played Openings as White
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| Name: | J Jr Cobb |
| Federation: |  |
| Years: | 1977 - 1977 |
| Total Games: | 1 |
| Wins: | 0 (0 %) |
| Draws: | 0 (0 %) |
| Losses: | 1 (100 %) |
| Score: | 0 % |
Games played by J Jr Cobb
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Cobb, J | Seirawan, Y | 2400 | 0-1  |
36 | B06 | 1977 | US op |
|