The Women's 100 metres at the 2008 Summer Olympics took place on August 16 (heats) and 17 (final) at the Beijing National Stadium. The qualifying standards for the 2008 event were 11.32 s (A standard) and 11.42 s (B standard). Jamaica dominated the event with athlete Shelly-Ann Fraser-Pryce taking the gold and Sherone Simpson and Kerron Stewart taking the silver. Officially, no bronze medal was awarded as Simpson and Stewart finished with an equal time of 10.98 seconds in the second place. Taking all three medals, it was a Jamaican sweep. The winning margin was 0.20 seconds. The winner had the sixth fastest reaction time in the final.

Records

Prior to this competition, the existing world record, Olympic record, and world leading time were as follows: No new world or Olympic records were set for this event.

Results

All times shown are in seconds.

Heats

Qualification: First 3 in each heat (Q) and the next 10 fastest (q) advance to the quarterfinals.

Quarterfinals

Qualification: First 3 in each heat (Q) and the next 1 fastest (q) advance to the Semifinals.

Semifinals

Qualification rule: First 4 in each heat (Q) advance to the final.

Semifinal 1

Semifinal 2

Final