 Athletics at the 1988 Summer Olympics – Women's 400 metres hurdles

The Women's 400 metres Hurdles at the 1988 Summer Olympics in Seoul, South Korea had an entry list of 35 competitors, with five qualifying heats and two semifinals (16) before the final (8) took place on Wednesday September 28, 1988.In 1987, the former world record holder Sabine Busch of the GDR, improved her best to 53.24 seconds, before going on to win the World Championship title in Rome in 53.62 secs, with Debbie Flintoff-King of Australia second, GDR team-mate Cornelia Ullrich third, and Jamaica's Sandra Farmer fourth.