Ev. 12 - 400 m SF W Final - Final results
| WJR | 3:12.86 | LOPATINA E. (RUS) | 16/07/18 | Belgrade (SER) |
| WR | 3:12.10 | SUN Y. (CHN) | 16/07/18 | Belgrade (SRB) |
| Rnk | Surname | Name | Year | Nation | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | MISHUSTINA | Anna | 2006 |  CMAS1 |
03:23.43 | |
| 2 | RAMAZANOGLU | Adasu | 2007 |  TUR |
03:24.17 | |
| 3 | SERGUN | Margarita | 2008 | CMAS1 |
03:24.37 | |
| 4 | SZILI | Agnes | 2006 |  HUN |
03:25.78 | |
| 5 | KALFIDOU | Eleni | 2009 |  GRE |
03:26.56 | |
| 6 | LEONARDI | Anna | 2008 |  ITA |
03:28.92 | |
| 7 | LIM | Ji-won | 2006 |  KOR |
03:32.85 | |
| 8 | KRULJAC | Lana | 2008 |  CRO |
03:36.35 |