| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 456 | David Rudisha |  KEN | 1:49.12 Q | 
| 2 | 301 | Mark Mitchell |  GBR | 1:50.08 Q | 
| 3 | 331 | Robin Schembera |  GER | 1:50.42 Q | 
| 4 | 73 | Shaka Ntsimako |  BOT | 1:51.07 SB | 
| 5 | 813 | Jordan Chipangama |  ZAM | 1:51.27 SB | 
| 6 | 472 | Ali Alderaan |  KSA | 1:51.69 | 
| 7 | 506 | Lahbib Izzabaha |  MAR | 1:52.56 | 
| 8 | 100 | Geoffrey Harris |  CAN | 1:52.58 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 83 | Belal Ali Mansoor |  BRN | 1:49.24 Q | 
| 2 | 458 | Jackson Mumbwa Kivuva |  KEN | 1:50.08 Q | 
| 3 | 693 | Tor Pöllänen |  SWE | 1:50.67 Q | 
| 4 | 323 | Sebastian Keiner |  GER | 1:50.71 | 
| 5 | 101 | Darren Mazzei |  CAN | 1:51.88 | 
| 6 | 602 | Jan Masenamela |  RSA | 1:54.09 | 
| 7 | 710 | Firdavs Azizov |  TJK | 1:56.74 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 735 | Jimmy Adar |  UGA | 1:49.22 Q | 
| 2 | 166 | Andy González |  CUB | 1:49.63 Q | 
| 3 | 287 | James Brewer |  GBR | 1:49.90 Q | 
| 4 | 173 | Aleš Veselý |  CZE | 1:50.46 q | 
| 5 | 671 | Vid Jakob Tršan |  SLO | 1:50.81 | 
| 6 | 31 | Nick Toohey |  AUS | 1:51.30 | 
| 7 | 672 | Glauco Martini |  SMR | 1:58.85 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 5 | Nadjim Manseur |  ALG | 1:50.24 Q | 
| 2 | 567 | Marcin LEWANDOWSKI |  POL | 1:50.24 Q | 
| 3 | 503 | Rabii DOUKKANA |  MAR | 1:50.40 Q | 
| 4 | 436 | Masato Yokota |  JPN | 1:50.56 q | 
| 5 | 804 | Karjuan Williams |  USA | 1:51.58 | 
| 6 | 385 | David McCarthy |  IRL | 1:52.41 | 
| 7 | 518 | Shijirbagana Boldbaatar |  MGL | 2:00.28 SB | 
| 8 | 536 | Radheshyam Kawang |  NEP | 2:04.24 SB | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 737 | Abraham Chepkirwok |  UGA | 1:45.97 Q | 
| 2 | 26 | Lachlan Renshaw |  AUS | 1:47.00 Q PB | 
| 3 | 678 | Wilyam Filiph Rabih |  SUD | 1:47.94 Q | 
| 4 | 274 | Jeff Lastennet |  FRA | 1:48.13 q PB | 
| 5 | 596 | Dirk Gouws |  RSA | 1:48.48 q PB | 
| 6 | 213 | Javier Gálvez |  ESP | 1:51.59 | 
| 7 | 774 | Brandon Jones |  USA | 1:55.46 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|---|
| 1 | 677 | Abubaker Kaki |  SUD | 1:48.07 Q | 
| 2 | 488 | Dmitrijs Jurkevics |  LAT | 1:48.89 Q | 
| 3 | 258 | Florian CARVALHO |  FRA | 1:49.25 Q PB | 
| 4 | 237 | Mekonnen Gebremedhin |  ETH | 1:49.73 q | 
| 5 | 722 | Jamaal James |  TTO | 1:50.02 q | 
| 6 | 375 | Sajeesh Joseph |  IND | 1:51.48 | 
| 7 | 207 | Alvar Campo |  ESP | 1:55.28 |