The Women's 100 metres Hurdles at the 1988 Summer Olympics in Seoul, South Korea had an entry list of 37 competitors, with five qualifying heats (37 runners), three second-rounds (24) and two semifinals (16) before the final (8) took place on Friday September 30, 1988.
These were the standing World and Olympic records (in seconds) prior to the 1988 Summer Olympics.
The following Olympic records were set during this competition.
Wind +0.2
Heat 1<br>Wind +0.5<br>
Heat 2<br>Wind +0.5<br>
First 4 of each heat (Q) and next 4 fastest (q) qualified for the semifinals.
Wind: Heat 1 +1.3, Heat 2 +0.2, Heat 3 +1.0
First 4 of each heat (Q) and next 4 fastest (q) qualified for the quarterfinals.
Wind: Heat 1 -0.3, Heat 2 +0.1, Heat 3 +0.5, Heat 4 +1.4, Heat 5 +0.8