The women's 100 metres at the 2018 European Athletics Championships took place at the Olympiastadion on 6 and 7 August.

[1] All times are local times (UTC+2) First 3 in each heat (Q) and the next 4 fastest (q) advanced to the semifinals.

[4] The top 11 ranked athletes received a bye to the semifinals.

[8] Wind: Heat 1: +0.2 m/s, Heat 2: +0.1 m/s, Heat 3: +0.3 m/s * Athletes who received a bye to the semifinals[7] The medals were determined in the final.

[9] Wind: 0.0 m/s This athletics and track and field article is a stub.