Jenny Keni was 21 years old at the time of these Games, and had previously represented the Solomon Islands at the 2000 Summer Olympics. In the preliminary heats of the women's 100 meters, she was drawn into heat five. She finished the race in 12.76 seconds, eighth and last in her heat, only the top three from a heat and the next eight fastest overall from all eight heats could advance; the slowest qualifying time was 11.45 seconds, and Keni was eliminated. The gold medal was won by Yulia Nestsiarenka of Belarus in a time of 10.93 seconds; the silver was taken by Lauryn Williams of the United States, and bronze was won by Veronica Campbell-Brown of Jamaica.