Athletics at the 1930 Women's World Games – 4 × 100 metres relay

The 4 × 100 metres relay at the 1930 Women's World Games was held in Prague at the Letná Stadium, from 7 to 8 September.
Results.
Heats.
The heats took place on Sunday 7 September as the last event of the day, with bad weather conditions. The top two nations of each heat qualified for the final.
Final.
The final took place on 8 September 1930.
Sources:
The names in "italic" are highly likely the runners of these nations, as these sprinters are the nations' main 100 metres athletes at the Games.