Kazan, Russian Championships 2018, 400 m, Female
| Place | Athlete | Best result |
|---|---|---|
| 1 | Miller Polina | 51.82 |
| 2 | Renzhina Yekaterina | 52.14 |
| 3 | Aksyenova (Ustalova) Kseniya | 52.46 |
| 4 | Mamina (Tamkova) Alyena | 52.65 |
| 5 | Spiridonova Yuliya | 52.80 |
| 6 | Zuykevich Yelena | 53.54 |
| 7 | Kuznetsova (Terekhova) Yuliya | 53.76 |
| 8 | Soldatova Olesya | 54.09 |
