The women's 100 metres hurdles competition at the 1976 Summer Olympics in Montreal, Quebec, Canada was held at the Olympic Stadium on July 28–29.

[1] The Women's 100m hurdles competition consisted of heats (Round 1), Semifinals and a Final.

The four fastest competitors from each race in the heats qualified for the semifinals.

The top four athletes from each semifinals race advanced to the final.

Prior to this competition, the existing world and Olympic records were as follows: Qual.