4th World Othello Championships
London (England), 1980/10/27, 7 players from 7 countries
| Group A | TM | JC | NC | TM | |
| Takuya Mimura | 43-21 | 43-21 | 53-11 | 3 | |
| Jonathan Cerf | 21-43 | 33-31 | 53-11 | 2 | |
| Neil Cogle | 21-43 | 31-33 | 35-29 | 1 | |
| Thomas Malmfors | 11-53 | 11-53 | 29-35 | 0 |
| Group B | VP | AS | FP | |
| Vincenzo Peccerillo | 53-11 | 46-18 | 2 | |
| Alain Serneels | 11-53 | 52-12 | 1 | |
| François Pingaud | 18-46 | 12-52 | 0 |
The best two players (number of victories) of each group advance to the semi-finals.