1991 World Championships in Athletics – Women's 100 metres

These are the official results of the Women's 100 metres event at the 1991 IAAF World Championships in Tokyo, Japan. There were a total number of 59 participating athletes, with eight qualifying heats and the final held on August 27, 1991.

Schedule

 * All times are Japan Standard Time (UTC+9)

Semifinals

 * Held on August 27, 1991.

Quarterfinals

 * Held on August 26, 1991.

Qualifying heats

 * Held on August 26, 1991.