| Personal Details | |
| Name | Macaulay Johnston |
| Known As | Macaulay |
| Year of Birth | 2006 |
| Eligibility Category | Open/Male |
| Membership Details | |||
| Member Number | 1267838 | ||
| Member Status | Current | ||
| Ranked Club | Royal Tunbridge Wells Monson SC | ||
| Country of International Representation | England | ||
| Membership Categories |
| SE Club Compete |
| Clubs & Organisations | |
| Club | Ranked |
| Royal Tunbridge Wells Monson SC | Yes |
| Click For Personal Best | 2024 Short Course | Short Course PB | 2024 Long Course | Long Course PB |
| 50m Freestyle | . | 27.69 | . | 28.48 |
| 100m Freestyle | . | 1:01.75 | . | 1:02.65 |
| 200m Freestyle | . | 2:11.50 | . | 2:35.15 |
| 400m Freestyle | . | 4:39.74 | 4:46.41 | 4:46.41 |
| 800m Freestyle | . | 9:33.17 | 9:51.97 | 9:51.97 |
| 1500m Freestyle | . | 18:14.20 | 18:35.63 | 18:35.63 |
| 50m Breaststroke | . | 34.87 | . | 41.19 |
| 100m Breaststroke | . | 1:15.30 | . | 1:17.81 |
| 200m Breaststroke | . | 2:40.38 | 2:49.21 | 2:49.21 |
| 50m Butterfly | . | 30.25 | 30.75 | 30.61 |
| 100m Butterfly | . | 1:07.55 | 1:09.36 | 1:09.36 |
| 200m Butterfly | . | 2:28.72 | 2:32.60 | 2:32.60 |
| 50m Backstroke | . | 31.19 | 32.71 | 32.71 |
| 100m Backstroke | . | 1:08.23 | 1:11.54 | 1:11.54 |
| 200m Backstroke | . | 2:24.71 | 2:34.38 | 2:34.38 |
| 200m Individual Medley | . | 2:26.69 | 2:29.96 | 2:29.96 |
| 400m Individual Medley | . | 5:07.09 | 5:17.01 | 5:17.01 |
| 100m Individual Medley | . | 1:08.28 | . | . |
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