| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Roger Black |
GBR
|
45.81 Q | |
| 2 | Kennedy Ochieng |
KEN
|
45.87 Q | |
| 3 | Arnaud Malherbe |
RSA
|
46.09 Q | |
| 4 | Amar Hecini |
ALG
|
46.29 Q | |
| 5 | Udeme Ekpeyong |
NGR
|
46.41 | |
| 6 | Ahmed Ali |
GHA
|
46.75 | |
| 7 | Kenmore Hughes |
ANT
|
47.26 | |
| 8 | Medard Makanga |
CGO
|
47.38 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Ibrahim Ismail Muftah |
QAT
|
45.10 Q | |
| 2 | Davis Kamoga |
UGA
|
45.34 Q | |
| 3 | Darnell Hall |
USA
|
45.34 Q | |
| 4 | Bobang Phiri |
RSA
|
45.94 Q | |
| 5 | Paul Greene |
AUS
|
46.25 q | |
| 6 | Desiré Pierre-Louis |
MRI
|
46.73 | |
| 7 | Evripides Demosthenous |
CYP
|
46.84 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Mark Richardson |
GBR
|
45.61 Q | |
| 2 | Gregory Haughton |
JAM
|
45.62 Q | |
| 3 | Francis Ogola |
UGA
|
45.70 Q | |
| 4 | Eswort Coombs |
VIN
|
46.06 Q | |
| 5 | Hachim Ndiaye |
SEN
|
46.31 q | |
| 6 | Maxime Charlemagne |
LCA
|
48.21 | |
| Arnold Payne |
ZIM
|
DQ | ||
| Sebastián Keitel |
CHI
|
DNS |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Michael Johnson |
USA
|
45.49 Q | |
| 2 | Abednego Matilu |
KEN
|
45.80 Q | |
| 3 | Davian Clarke |
JAM
|
45.92 Q | |
| 4 | Adrian Patrick |
GBR
|
46.11 Q | |
| 5 | Pablo Escribá |
ESP
|
46.85 | |
| 6 | Omar Mena |
CUB
|
47.53 | |
| Stephen Lugor |
SUD
|
DQ |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Harry Reynolds |
USA
|
45.60 Q | |
| 2 | Mathias Rusterholz |
SUI
|
45.97 Q | |
| 3 | Pierre-Marie Hilaire |
FRA
|
46.13 Q | |
| 4 | Jude Monye |
NGR
|
46.25 Q | |
| 5 | Jorge L. Crusellas |
CUB
|
46.32 q | |
| 6 | Mohammed Al-Beshi |
KSA
|
46.76 | |
| 7 | Richard Jones |
GUY
|
47.36 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Samson Kitur |
KEN
|
45.63 Q | |
| 2 | Norberto Téllez |
CUB
|
45.72 Q | |
| 3 | Inaldo Justino Sena |
BRA
|
45.75 Q | |
| 4 | Troy McIntosh |
BAH
|
45.87 Q | |
| 5 | Michael Joubert |
AUS
|
46.31 q | |
| 6 | Justice Dipeba |
BOT
|
46.57 | |
| 7 | Raymundo Escalante |
MEX
|
48.29 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Sunday Bada |
NGR
|
46.08 Q | |
| 2 | Andrea Nuti |
ITA
|
46.25 Q | |
| 3 | Danny McFarlane |
JAM
|
46.27 Q | |
| 4 | Ju-il Shon |
KOR
|
46.41 Q | |
| 5 | Sanderlei Parrela |
BRA
|
46.59 | |
| 6 | Hayden Stephen |
TTO
|
47.64 | |
| 7 | Solomone Bole |
FIJ
|
47.92 | |
| Álvaro James |
CRC
|
DQ |