Open/Male - Short Course - 400m Freestyle - Camden Swiss Cottage SC - 12 Years Age Group - At 31st December 2019
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Ritchie Grant | Camden Swiss | 07 | Camden Swiss Cottage SC Club Championships 2023 | Swiss Cottage LC | 4 | 09/06/23 | 4:16.90 | 563 |
| 2 | Arthur Cory-Wright | Camden Swiss | 07 | Basildon & Phoenix Autumn County Qualifier 2023 | Basildon | 3 | 22/10/23 | 4:38.93 | 440 |
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