| Final | time | | L | | 1. Mildred "Babe" Didrikson |  United States | 11.7s | WR | 2 | | 2. Evelyne Hall | United States | 11.7s | WR | 1 | | 3. Marjorie Clark |  South Africa | 11.8s | | 3 | | 4. Simone Schaller | United States | 11.8s | | 5 | | 5. Violet Webb |  Great Britain | 11.9s | | 4 | | 6. Alda Wilson |  Canada | 12.0s | | 6 |
|
| | | First time this event was held! | | Venue: Los Angeles Memorial Coliseum 100,000. 9 competitors from 6 nations. |
| Round | H | Ath | date | | Heats | 2 | 9 | --.08 |
|
| Heat 1 | time | | | 1. Mildred "Babe" Didrikson | United States | 11.8s | =WR | | 2. Simone Schaller | United States | 11.8s | =WR | | 3. Marjorie Clark | South Africa | 11.9s | | | 4. Betty Taylor | Canada | 12.0s | | | -. Michi Nakanishi |  Japan | DNF | |
|
|
| Heat 2 | time | | | 1. Evelyne Hall | United States | 12.0s | | | 2. Violet Webb | Great Britain | 12.1s | | | 3. Alda Wilson | Canada | 12.1s | | | 4. Felicja Schabińska |  Poland | 12.8s | |
|
| 
