| Mannschaft | Zeit | ||
|---|---|---|---|
| 1 |  | Shaunae Miller-Uibo | 50.50s |
| 2 |  | Roxana Gomez | 50.76s |
| 3 |  | Sada Williams | 51.36s |
| 4 |  | Aliyah Abrams | 51.44s |
| 5 |  | Kyra Constantine | 51.69s |
| 6 |  | Anita Horvat | 52.34s |
| 7 |  | Patience Okon George | 52.41s |
| # | Land | Gold | Silber | Bronze | Gesamt | |
|---|---|---|---|---|---|---|
| 1 |  | USA | 39 | 41 | 33 | 113 |
| 2 |  | China | 38 | 32 | 19 | 89 |
| 3 |  | Japan | 27 | 14 | 17 | 58 |
| 4 |  | Grossbritannien | 22 | 20 | 22 | 64 |
| 5 |  | Russian Olympic Committee | 20 | 28 | 23 | 71 |
| 6 |  | Australien | 17 | 7 | 22 | 46 |
| 7 |  | Niederlande | 10 | 12 | 14 | 36 |
| 24 |  | Schweiz | 3 | 4 | 6 | 13 |
