| POS | Rank | Heat | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|
| 1 | 1 | 1 | Wilfred Bungei |
KEN |
1:44.90 Q SB |
| 2 | 2 | 1 | Yuriy Borzakovskiy |
RUS |
1:45.15 Q |
| 3 | 3 | 1 | Nadjim Manseur |
ALG |
1:45.62 q |
| 4 | 1 | 8 | Yeimer López |
CUB |
1:45.66 Q |
| 6 | 2 | 8 | Boaz Kiplagat Lalang |
KEN |
1:45.72 Q |
| 7 | 3 | 8 | Nabil Madi |
ALG |
1:45.75 q |
| 8 | 1 | 5 | Manuel OLMEDO |
ESP |
1:45.78 Q |
| 9 | 2 | 5 | Ismail Ahmed Ismail |
SUD |
1:45.87 Q |
| 10 | 4 | 8 | Marcin LEWANDOWSKI |
POL |
1:45.89 q SB |
| 11 | 5 | 8 | Belal Ali Mansoor |
BRN |
1:45.95 q SB |
| 12 | 1 | 4 | Nick Symmonds |
USA |
1:46.01 Q |
| 13 | 3 | 5 | Gary Reed |
CAN |
1:46.02 q |
| 14 | 2 | 4 | Alfred Kirwa Yego |
KEN |
1:46.04 Q |
| 15 | 6 | 8 | Sajad Moradi |
IRI |
1:46.10 q |
| 16 | 3 | 4 | Antonio Manuel Reina |
ESP |
1:46.30 q |
| 17 | 4 | 1 | Fabiano Peçanha |
BRA |
1:46.54 q |
| 18 | 4 | 4 | Andy González |
CUB |
1:46.59 |
| 19 | 5 | 4 | Mouhssin Chehibi |
MAR |
1:46.75 |
| 20 | 7 | 8 | Yassine Bensghir |
MAR |
1:46.88 |
| 21 | 2 | 7 | Yusuf Saad KAMEL |
BRN |
1:46.94 Q |
| 21 | 1 | 7 | Musad Al Azimi |
KUW |
1:46.94 Q |
| 21 | 3 | 7 | Robert Lathouwers |
NED |
1:46.94 |
| 24 | 1 | 2 | Abubaker Kaki |
SUD |
1:46.98 Q |
| 25 | 2 | 2 | Mohammed Obaid Al-Salhi |
KSA |
1:47.02 Q |
| 26 | 4 | 7 | Andrew Wheating |
USA |
1:47.05 |
| 27 | 4 | 5 | Dmitrijs Milkevics |
LAT |
1:47.12 |
| 29 | 8 | 8 | Mikko Lahtio |
FIN |
1:47.20 |
| 30 | 5 | 5 | Samson Ngoepe |
RSA |
1:47.42 |
| 31 | 6 | 5 | Aunese Curreen |
SAM |
1:47.45 NR |
| 32 | 3 | 2 | Dmitriy Bogdanov |
RUS |
1:47.49 |
| 33 | 5 | 7 | Abdoulaye Wagne |
SEN |
1:47.50 |
| 34 | 1 | 3 | Michael Rimmer |
GBR |
1:47.61 Q |
| 35 | 6 | 4 | Eduar Villanueva |
VEN |
1:47.64 |
| 35 | 2 | 3 | Mbulaeni Mulaudzi |
RSA |
1:47.64 Q |
| 38 | 3 | 3 | Pawel Czapiewski |
POL |
1:47.66 |
| 38 | 5 | 1 | Thomas Chamney |
IRL |
1:47.66 |
| 40 | 1 | 6 | Amine Laalou |
MAR |
1:47.86 Q |
| 41 | 4 | 2 | Onalenna Baloyi |
BOT |
1:47.89 |
| 42 | 2 | 6 | Abraham Chepkirwok |
UGA |
1:47.93 Q |
| 43 | 4 | 3 | Miguel Quesada |
ESP |
1:48.06 |
| 44 | 3 | 6 | Jakub HOLUÅ A |
CZE |
1:48.19 |
| 44 | 6 | 7 | Aldwyn Sappleton |
JAM |
1:48.19 |
| 46 | 4 | 6 | Christian Smith |
USA |
1:48.20 |
| 47 | 5 | 3 | Xiangyu Li |
CHN |
1:48.44 |
| 48 | 5 | 6 | Kleberson Davide |
BRA |
1:48.53 |
| 49 | 5 | 2 | Jozef Repcìk |
SVK |
1:48.64 |
| 50 | 6 | 6 | Achraf Tadili |
CAN |
1:48.87 |
| 51 | 6 | 3 | Vitalij Kozlov |
LTU |
1:48.96 |
| 52 | 6 | 1 | Lachlan Renshaw |
AUS |
1:49.19 |
| 53 | 7 | 1 | Ehsan Mohajershojaei |
IRI |
1:49.25 |
| 55 | 6 | 2 | Leonardo Price |
ARG |
1:49.39 |
| 56 | 7 | 7 | Sergey Pakura |
KGZ |
1:50.54 |
| 57 | 7 | 6 | Fadrique Iglesias |
BOL |
1:50.57 |
| 58 | 7 | 3 | Samwel Mwera |
TAN |
1:50.67 |
| 59 | 7 | 4 | Dinh Cong Nguyen |
VIE |
1:52.06 |
| 60 | 8 | 6 | Mohammed Ahmed Al-Yafaee |
YEM |
1:54.82 |
| 61 | 7 | 5 | Souleymane Ould Chebal |
MTN |
1:57.43 |
| 62 | 8 | 4 | Derek Mandell |
GUM |
1:57.48 PB |
| 2 | Anter Zerguelaine |
ALG |
DNS | ||
| 5 | Byron PIEDRA |
ECU |
DNS | ||
| 3 | Nick WILLIS |
NZL |
DNS |