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| Olympic Games, 13/20 October, 1968, Mexico City, Mexico | Representing |
| 13 October | Women | Long Jump | QUAL | 11 | Maureen Barton | (Surrey AC) | 6.34m/0.0 | | | Great Britain & Northern Ireland |
| 14 October | Women | Long Jump | FINAL | 12 | Maureen Barton | (Surrey AC) | 5.95m/-0.1 | | | Great Britain & Northern Ireland |
| 15 October | Men | Javelin Throw | QUAL | 18 | Dave Travis | (Surrey AC) | 74.36m | | | Great Britain & Northern Ireland |
| 16 October | Men | 400 Metres | HEAT 6 | 2 | Martin Winbolt Lewis | (Achilles Club) | 46.27 | | | Great Britain & Northern Ireland |
| 16 October | Women | High Jump | QUAL | - | Barbara Inkpen | (Aldershot, Farnham & District AC) | 1.74m | Q | | Great Britain & Northern Ireland |
| 17 October | Men | 400 Metres | Q-FINAL 4 | 5 | Martin Winbolt Lewis | (Achilles Club) | 45.91 | | | Great Britain & Northern Ireland |
| 17 October | Men | Long Jump | QUAL | | Peter Reed | (South London Harriers) | NM | | | Great Britain & Northern Ireland |
| 17 October | Men | 50 Kilometres Walk | FINAL | | Paul Nihill | (Surrey Walking Club) | DNF | | | Great Britain & Northern Ireland |
| 17 October | Women | High Jump | FINAL | 13 | Barbara Inkpen | (Aldershot, Farnham & District AC) | 1.68m | | | Great Britain & Northern Ireland |
| 19 October | Men | 4 X 400 Metres Relay | HEAT 2 | 2 | Martin Winbolt Lewis (Leg 1) | (Achilles Club) | 3:03.6 | | | Great Britain & Northern Ireland |
| 20 October | Men | 4 X 400 Metres Relay | FINAL | 5 | Martin Winbolt Lewis (Leg 1) | (Achilles Club) | 3:01.2 | | | Great Britain & Northern Ireland |
