| Pos | Rank | Heat | Bib | Athlete | Mark | Details | Reaction Time | Wind | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 2 | 2976 | USA | 9.85  | Q | 0.160 | +0.2 | |
| 1 | 1 | 2 | 2574 | JAM | 9.85  | Q | 0.160 | +0.2 | |
| 3 | 1 | 3 | 2571 | JAM | 9.86  | Q | 0.174 | 0.0 | |
| 4 | 1 | 1 | 3016 | USA | 9.92  | Q | 0.193 | +0.1 | |
| 5 | 2 | 1 | 2746 | NGR | 9.93  | Q | 0.182 | +0.1 | |
| 6 | 2 | 3 | 2113 | BOT | 9.94 SB | Q | 0.164 | 0.0 | |
| 7 | 3 | 1 | 2873 | RSA | 9.96  | q | 0.157 | +0.1 | |
| 8 | 3 | 3 | 2862 | RSA | 9.97  | q | 0.166 | 0.0 | |
| 9 | 3 | 2 | 2380 | GBR | 10.03  | 0.146 | +0.2 | ||
| 9 | 3 | 2 | 2149 | CAN | 10.03  | 0.194 | +0.2 | ||
| 11 | 4 | 1 | 2362 | GBR | 10.05  | 0.155 | +0.1 | ||
| 12 | 4 | 3 | 2443 | GHA | 10.08  | 0.196 | 0.0 | ||
| 13 | 5 | 3 | 2152 | CAN | 10.09 SB | 0.148 | 0.0 | ||
| 14 | 5 | 2 | 2656 | KEN | 10.09  | 0.150 | +0.2 | ||
| 15 | 6 | 3 | 2375 | GBR | 10.09  | 0.182 | 0.0 | ||
| 16 | 6 | 2 | 2065 | BAH | 10.10  | 0.201 | +0.2 | ||
| 17 | 5 | 1 | 2550 | JAM | 10.12  | 0.172 | +0.1 | ||
| 18 | 7 | 3 | 2752 | NGR | 10.14  | 0.183 | 0.0 | ||
| 19 | 6 | 1 | 2519 | ITA | 10.16 SB | 0.134 | +0.1 | ||
| 20 | 7 | 2 | 2928 | THA | 10.17  | 0.206 | +0.2 | ||
| 21 | 8 | 3 | 3013 | USA | 10.18  | 0.199 | 0.0 | ||
| 22 | 7 | 1 | 2720 | NED | 10.20  | 0.186 | +0.1 | ||
| 23 | 8 | 2 | 2218 | COL | 10.23  | 0.150 | +0.2 | ||
| 24 | 8 | 1 | 2145 | CAN | 10.27  | 0.166 | +0.1 |