The women's 400 metres event at the 1970 European Athletics Indoor Championships was held on 14 March in Vienna. [1] [2]
| Gold | Silver | Bronze |
| Marilyn Neufville | Christel Frese | Colette Besson |
The winner of each heat (Q) and the next 1 fastest (q) qualified directly for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 1 | Christel Frese | 53.7 | Q | |
| 2 | 1 | Colette Besson | 53.8 | q | |
| 3 | 1 | Svetla Zlateva | 55.5 | ||
| 1 | 2 | Marilyn Neufville | 55.2 | Q | |
| 2 | 2 | Libuše Macounová | 56.4 | ||
| 3 | 2 | Krystyna Hryniewicka | 56.7 | ||
| 1 | 3 | Karin Lundgren | 55.2 | Q | |
| 2 | 3 | Raisa Nikanorova | 55.8 | ||
| 3 | 3 | Donata Govoni | 55.8 |
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Marilyn Neufville | 53.01 | WB | ||
| Christel Frese | 53.13 | |||
| Colette Besson | 53.63 | |||
| 4 | Karin Lundgren | 53.8 |