400 m, Women
| Competition | 2017 World Athletics Championships |
|---|---|
| Venue |
London
 GBR
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Phyllis Francis |  USA |
49.92 | ||
| 🥈 | Salwa Eid Naser |  BRN |
50.06 | ||
| 🥉 | Allyson Felix | USA |
50.08 |
| Competition | 2017 World Athletics Championships |
|---|---|
| Venue |
London
GBR
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Phyllis Francis | USA |
49.92 | ||
| 🥈 | Salwa Eid Naser | BRN |
50.06 | ||
| 🥉 | Allyson Felix | USA |
50.08 |