| Personal Details | |
| Name | William Harris |
| Known As | William |
| Year of Birth | 2009 |
| Eligibility Category | Open/Male |
| Membership Details | |||
| Member Number | 1360935 | ||
| Member Status | Current | ||
| Ranked Club | Watford SC | ||
| Country of International Representation | England | ||
| Membership Categories |
| SE Club Compete |
| Clubs & Organisations | |
| Club | Ranked |
| Watford SC | Yes |
| Click For Personal Best | 2024 Short Course | Short Course PB | 2024 Long Course | Long Course PB |
| 50m Freestyle | 26.56 | 26.56 | 27.27 | 27.27 |
| 100m Freestyle | 58.33 | 58.33 | 59.43 | 59.43 |
| 200m Freestyle | 2:09.09 | 2:09.09 | 2:13.83 | 2:13.83 |
| 400m Freestyle | 4:39.70 | 4:39.70 | 4:57.91 | 4:57.16 |
| 800m Freestyle | 9:44.57 | 9:44.57 | 10:25.00 | 10:23.35 |
| 1500m Freestyle | 18:50.97 | 18:50.97 | . | . |
| 50m Breaststroke | . | 36.98 | 36.73 | 36.73 |
| 100m Breaststroke | . | 1:24.31 | . | 1:35.37 |
| 200m Breaststroke | . | 3:07.89 | . | . |
| 50m Butterfly | 29.84 | 29.84 | 31.00 | 31.00 |
| 100m Butterfly | 1:07.84 | 1:07.84 | . | 1:14.96 |
| 200m Butterfly | 2:52.22 | 2:50.13 | . | . |
| 50m Backstroke | . | 33.33 | 33.28 | 33.28 |
| 100m Backstroke | 1:06.72 | 1:06.72 | 1:12.20 | 1:12.20 |
| 200m Backstroke | . | 2:31.40 | . | 2:37.87 |
| 200m Individual Medley | 2:34.52 | 2:30.61 | 2:39.00 | 2:39.00 |
| 400m Individual Medley | 5:28.89 | 5:28.89 | . | . |
| 100m Individual Medley | 1:10.31 | 1:09.35 | . | . |
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