| Personal Details | |
| Name | Isla Johnson |
| Known As | Isla |
| Year of Birth | 2008 |
| Eligibility Category | Female |
| Membership Details | |||
| Member Number | 1208509 | ||
| Member Status | Current | ||
| Ranked Club | Gateshead & Whickham SC | ||
| Country of International Representation | England | ||
| Membership Categories |
| SE Club Compete |
| Clubs & Organisations | |
| Club | Ranked |
| Gateshead & Whickham SC | Yes |
| Click For Personal Best | 2024 Short Course | Short Course PB | 2024 Long Course | Long Course PB |
| 50m Freestyle | 29.41 | 28.90 | 29.82 | 29.82 |
| 100m Freestyle | 1:04.20 | 1:03.75 | 1:06.94 | 1:06.27 |
| 200m Freestyle | 2:24.16 | 2:21.73 | 2:34.53 | 2:29.82 |
| 400m Freestyle | . | 5:46.80 | . | . |
| 800m Freestyle | 10:28.08 | 10:28.08 | . | . |
| 1500m Freestyle | . | . | . | . |
| 50m Breaststroke | 40.10 | 39.80 | . | 43.30 |
| 100m Breaststroke | 1:29.29 | 1:26.60 | . | . |
| 200m Breaststroke | . | 4:10.06 | . | . |
| 50m Butterfly | 32.15 | 32.15 | 32.41 | 32.41 |
| 100m Butterfly | 1:13.97 | 1:13.97 | 1:18.49 | 1:18.49 |
| 200m Butterfly | 3:00.00 | 3:00.00 | . | . |
| 50m Backstroke | 35.23 | 35.17 | 36.58 | 36.58 |
| 100m Backstroke | 1:17.26 | 1:17.26 | 1:22.28 | 1:22.28 |
| 200m Backstroke | . | . | . | . |
| 200m Individual Medley | 2:47.06 | 2:44.08 | . | . |
| 400m Individual Medley | . | . | . | . |
| 100m Individual Medley | 1:15.34 | 1:15.34 | . | . |
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