The women's 100 metres event at the 2011 Summer Universiade was held on 16–17 August.
Results.
Heats.
Qualification: First three in each heat (Q) and the next eight fastest (q) qualified for the quarterfinals.
Wind: ;br ;Heat 1: -0.4 m/s, Heat 2: -0.4 m/s, Heat 3: -0.1 m/s, Heat 4: +0.2 m/s, Heat 5: 0.0 m/s, Heat 6: -0.1 m/s, Heat 7: -0.2 m/s, Heat 8: +0.7 m/s
Quarterfinals.
Qualification: First three in each heat (Q) and the next four fastest (q) qualified for the semifinals.
Wind: ;br ;Heat 1: +0.7 m/s, Heat 2: +0.4 m/s, Heat 3: -0.4 m/s, Heat 4: -0.1 m/s
Semifinals.
Qualification: First four of each semifinal qualified directly (Q) for the final.
Wind: ;br ;Heat 1: +0.5 m/s, Heat 2: -0.5 m/s
Final.
Wind: -0.7 m/s