Athletics at the 2002 Commonwealth Games – Women's 400 metres

The women's 400 metres event at the 2002 Commonwealth Games was held on 26–28 July 2002.

The winning margin was 0.05 seconds which as of 2024 remains the only time the women's 400 metres was won by less than a tenth of a second at these games.

The women's 400 meters event at the 2002 Commonwealth Games in Manchester, United Kingdom, showcased talented athletes from various Commonwealth nations competing for the coveted title.

The gold medal in the women's 400 meters was won by Amy Mbacké Thiam from Senegal, who displayed an exceptional performance. Thiam completed the race in a time of 50.89 seconds, securing the top position on the podium.

The silver medal went to Lorraine Fenton of Jamaica, who put forth a strong effort with a time of 51.02 seconds. Fenton's performance demonstrated her skill and determination.

Bronze was claimed by Catherine Murphy from Australia, finishing with a time of 51.35 seconds. Murphy showcased her abilities, contributing to Australia's success in athletics.

These athletes, along with other competitors in the event, demonstrated their speed, endurance, and competitive spirit. The women's 400 meters at the 2002 Commonwealth Games provided an exciting showcase of athletic prowess and memorable performances.

Heats
Qualification: First 4 of each heat (Q) and the next 4 fastest (q) qualified for the quarterfinals.

Quarterfinals
Qualification: First 4 of each heat (Q) and the next 4 fastest qualified for the semifinals.

Semifinals
Qualification: First 4 of each heat qualified directly (Q) for the final.