| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2009 | 
|---|---|---|---|---|---|
| 1 | 511 | José Castañeda | 
                             
                            MEX
                         | 
                            52.64 | 52.64 | 
| 2 | 214 | Enrique González | 
                             
                            ESP
                         | 
                            53.23 | 53.23 | 
| 3 | 437 | Cornelius KIPLANGAT | 
                             
                            KEN
                         | 
                            53.14 | 53.14 | 
| 4 | 231 | Rasmus MÄGI | 
                             
                            EST
                         | 
                            53.48 | 53.48 | 
| 5 | 415 | Seiya Kato | 
                             
                            JPN
                         | 
                            52.26 | 52.40 | 
| 6 | 791 | José Reynaldo Bencosme De Leon | 
                             
                            ITA
                         | 
                            51.50 | 51.50 | 
| 7 | 167 | Norge Sotomayor | 
                             
                            CUB
                         | 
                            51.85 | 51.85 | 
| 8 | 643 | Amadou Ndiaye | 
                             
                            SEN
                         | 
                            53.52 | 53.52 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2009 | 
|---|---|---|---|---|---|
| 1 | 96 | Dyson Barnes | 
                             
                            CAN
                         | 
                            54.71 | 54.71 | 
| 2 | 475 | Yousef KARAM | 
                             
                            KUW
                         | 
                            54.07 | 54.07 | 
| 3 | 443 | Jeremiah Kipkorir Mutai | 
                             
                            KEN
                         | 
                            52.85 | 52.85 | 
| 4 | 427 | Dmitriy Koblov | 
                             
                            KAZ
                         | 
                            53.20 | 53.20 | 
| 5 | 519 | Juan Stenner | 
                             
                            MEX
                         | 
                            51.94 | 51.94 | 
| 6 | 559 | Ziemowit Dutkiewicz | 
                             
                            POL
                         | 
                            52.54 | 52.54 | 
| 7 | 394 | Lorenzo Veroli | 
                             
                            ITA
                         | 
                            52.70 | 52.70 | 
| 8 | 184 | Juan Pablo MartÃnez | 
                             
                            DOM
                         | 
                            54.25 | 54.25 |