The men's 100 metres at the 2007 All-Africa Games were held on July 18–19.
Qualification: First 3 of each heat (Q) and the next 6 fastest (q) qualified for the semifinals.
Wind:Heat 1: +0.7 m/s, Heat 2: 0.0 m/s, Heat 3: −1.1 m/s, Heat 4: −0.9 m/s, Heat 5: 0.0 m/s, Heat 6: −0.4 m/s Qualification: First 2 of each semifinal (Q) and the next 2 fastest (q) qualified for the final.
Wind:Heat 1: 0.0 m/s, Heat 2: 0.0 m/s, Heat 3: -0.4 m/s Wind: +0.6 m/s