John O'Hanlon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Southsea | ??/??/1949 | 0 | United Kingdom |
| IRL-ch | 07/??/1949 | 0 | Ireland |
| Nottingham-B2 | ??/??/1946 | 0 | United Kingdom |
| IRL-ch | 05/??/1946 | 0 | Ireland |
Most Played Openings as White
| ECO | Opening | Games |
| C01 | French, exchange variation | 2 games |
| C88 | Ruy Lopez, closed | 1 games |
| C41 | Philidor's defence | 1 games |
| A84 | Dutch defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 2 games |
| A12 | English, Caro-Kann defensive system | 2 games |
| D61 | Queen's Gambit Declined, Orthodox defence, Rubinstein variation | 2 games |
| D52 | Queen's Gambit Declined | 2 games |


United Kingdom
Ireland