R. Grogan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Moscow ol (Men) fin-C | 09/02/1956 | 0 | |
| Moscow ol (Men) prel | 09/02/1956 | 0 |
Most Played Openings as White
| ECO | Opening | Games |
| C77 | Ruy Lopez, Morphy defence | 1 games |
| B71 | Sicilian, dragon, Levenfish variation | 1 games |
| C78 | Ruy Lopez, 5.O-O | 1 games |
| A26 | English, closed system | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C77 | Ruy Lopez, Morphy defence | 2 games |
| A51 | Budapest defence declined | 1 games |
| C84 | Ruy Lopez, closed defence | 1 games |
| C92 | Ruy Lopez, closed, 9.h3 | 1 games |
