| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1413 | Fred KERLEY |
USA
|
44.92 Q | 0.151 |
| 2 | 1325 | Lalonde Gordon |
TTO
|
45.02 Q SB | 0.187 |
| 3 | 688 | Kévin BORLÉE |
BEL
|
45.09 Q | 0.147 |
| 4 | 833 | Pavel MASLÁK |
CZE
|
45.10 q SB | 0.198 |
| 5 | 961 | Matthew HUDSON-SMITH |
GBR
|
45.31 q | 0.152 |
| 6 | 714 | Lucas CARVALHO |
BRA
|
45.86 | 0.169 |
| 7 | 857 | Lucas BÚA |
ESP
|
46.00 | 0.153 |
| 8 | 1129 | Collins Omae GICHANA |
KEN
|
46.10 | 0.192 |
| 9 | 768 | Bachir MAHAMAT |
CHA
|
47.50 | 0.224 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1282 | Wayde VAN NIEKERK |
RSA
|
45.27 Q | 0.185 |
| 2 | 1065 | Davide RE |
ITA
|
45.71 Q | 0.163 |
| 3 | 1324 | Machel CEDENIO |
TTO
|
45.77 Q | 0.216 |
| 4 | 813 | Yoandys Lescay |
CUB
|
45.93 | 0.228 |
| 5 | 1289 | Luka JANEŽIČ |
SLO
|
46.06 | 0.244 |
| 6 | 654 | Steven SOLOMON |
AUS
|
46.27 | 0.220 |
| 7 | 1456 | Kimorie Shearman |
VIN
|
47.05 | 0.172 |
| 915 | Teddy Atine - Venel |
FRA
|
DQ | 0.153 | |
| 802 | Nery Brenes |
CRC
|
DQ | 0.194 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 712 | Baboloki THEBE |
BOT
|
44.82 Q | 0.184 |
| 2 | 1084 | Demish GAYE |
JAM
|
44.98 Q | 0.206 |
| 3 | 952 | Dwayne COWAN |
GBR
|
45.39 Q | 0.162 |
| 4 | 1143 | Boniface Ontuga MWERESA |
KEN
|
45.58 q | 0.219 |
| 5 | 1249 | Rafał Omelko |
POL
|
45.69 q | 0.271 |
| 6 | 868 | Samuel GARCÍA |
ESP
|
46.37 | 0.176 |
| 7 | 1272 | Pieter CONRADIE |
RSA
|
46.62 | 0.141 |
| 8 | 1288 | Warren Hazel |
SKN
|
46.96 | 0.173 |
| 9 | 630 | Narek Ghukasyan |
ARM
|
49.70 SB | 0.198 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 667 | Steven GARDINER |
BAH
|
44.75 Q | 0.230 |
| 2 | 1422 | Wilbert LONDON |
USA
|
45.10 Q | 0.221 |
| 3 | 1055 | Brian GREGAN |
IRL
|
45.37 Q | 0.186 |
| 4 | 689 | Jonathan BORLÉE |
BEL
|
45.70 q | 0.174 |
| 5 | 843 | Luguelín SANTOS |
DOM
|
45.73 | 0.182 |
| 6 | 929 | Mamoudou Eliman Hanne |
FRA
|
45.89 | 0.137 |
| 7 | 794 | Yilmar Andrés HERRERA |
COL
|
47.18 | 0.204 |
| 1085 | Steven Gayle |
JAM
|
DQ | 0.198 |
| POS | BIB | ATHLETE | COUNTRY | MARK | ms* | Reaction Time |
|---|---|---|---|---|---|---|
| 1 | 708 | Isaac MAKWALA |
BOT
|
44.55 Q | 0.232 | |
| 2 | 1426 | LaShawn Merritt |
USA
|
45.00 Q | 0.219 | |
| 3 | 766 | Jamal Walton |
CAY
|
45.05 Q | 0.153 | |
| 4 | 871 | Óscar HUSILLOS |
ESP
|
45.22 q PB | 0.167 | |
| 5 | 1132 | Raymond Kibet |
KEN
|
45.75 | .748 | 0.252 |
| 6 | 977 | Martyn ROONEY |
GBR
|
45.75 | .750 | 0.145 |
| 7 | 1328 | Renny QUOW |
TTO
|
45.95 | 0.149 | |
| 8 | 1032 | Winston GEORGE |
GUY
|
46.02 | 0.239 | |
| 9 | 909 | Sailosi Tubuilagi |
FIJ
|
48.98 | 0.173 |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1071 | Nathon ALLEN |
JAM
|
44.91 Q | 0.144 |
| 2 | 1431 | Gil Roberts |
USA
|
44.92 Q | 0.226 |
| 3 | 1266 | Abdalelah Haroun |
QAT
|
45.27 Q | 0.204 |
| 4 | 1049 | Muhammed Anas YAHIYA |
IND
|
45.98 | 0.155 |
| 5 | 1208 | Samson Oghenewegba NATHANIEL |
NGR
|
46.63 | 0.200 |
| 6 | 1113 | Takamasa Kitagawa |
JPN
|
47.35 | 0.158 |
| 7 | 711 | Karabo SIBANDA |
BOT
|
47.44 | 0.153 |
| 1016 | Emmanuel Dasor |
GHA
|
DNS |