| Personal Details | |
| Name | Graham Allison |
| Known As | Graham |
| Year of Birth | 1979 |
| Eligibility Category | Open/Male |
| Membership Details | |||
| Member Number | 47341 | ||
| Member Status | Current | ||
| Ranked Club | Redhill & Reigate SC | ||
| Country of International Representation | England | ||
| Membership Categories |
| SE Club Compete |
| Clubs & Organisations | |
| Club | Ranked |
| Redhill & Reigate SC | Yes |
| Click For Personal Best | 2024 Short Course | Short Course PB | 2024 Long Course | Long Course PB |
| 50m Freestyle | . | 28.19 | . | . |
| 100m Freestyle | 1:07.99 | 1:01.42 | . | 1:07.18 |
| 200m Freestyle | . | 2:27.41 | . | . |
| 400m Freestyle | . | . | . | . |
| 800m Freestyle | . | . | . | . |
| 1500m Freestyle | . | . | . | . |
| 50m Breaststroke | . | 34.87 | . | . |
| 100m Breaststroke | . | 1:17.80 | . | 1:25.77 |
| 200m Breaststroke | . | . | . | 3:11.35 |
| 50m Butterfly | 32.17 | 30.18 | . | 31.98 |
| 100m Butterfly | . | 1:13.14 | . | . |
| 200m Butterfly | . | . | . | . |
| 50m Backstroke | . | 32.54 | . | . |
| 100m Backstroke | 1:15.83 | 1:11.13 | . | . |
| 200m Backstroke | . | 2:37.19 | . | 2:48.26 |
| 200m Individual Medley | . | . | . | . |
| 400m Individual Medley | . | . | . | . |
| 100m Individual Medley | 1:14.53 | 1:11.24 | . | . |
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