| Type | Time | Athlete | Date and place |
|---|---|---|---|
| WR | 47.88 |
| new1 Jan 1999 - Johannesburg (RSA) |
| PR | 48.59 |
| new2 Sep 2012 - London (GBR) (Final) |
| AF | 47.88 |
| new1 Jan 1999 - Johannesburg (RSA) |
| AS | 49.76 |
| new2 Sep 2012 - London (GBR) (Final) |
| EU | 48.59 |
| new2 Sep 2012 - London (GBR) (Final) |
| AM | 49.46 |
| new27 Jul 2002 - Villeneuve-d'Ascq (FRA) |
| OC | 51.38 |
| new15 Mar 2003 - Wellington (NZL) |