| Order / Lane | ATHLETE | COUNTRY | PB | SB 2010 | 
|---|---|---|---|---|
| Shaquille Alleyne | 
                             
                            BAR
                         | 
                            48.09 | 48.09 | |
| Julien Davy Edou | 
                             
                            GAB
                         | 
                            |||
| Yorghena Embole Mokulu | 
                             
                            COD
                         | 
                            |||
| Najee Glass | 
                             
                            USA
                         | 
                            47.32 | 47.32 | |
| Simon Lawrence | 
                             
                            DMA
                         | 
                            50.34 | 50.34 | |
| Maima Moiya | 
                             
                            TUV
                         | 
                            57.09 | 57.09 | |
| Alfousseyni Tamboura | 
                             
                            MLI
                         | 
                            52.26 | 52.26 | |
| Nikita Uglov | 
                             
                            RUS
                         | 
                            46.60 | 46.60 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 2010 | 
|---|---|---|---|---|
| Abdullah Abkar | 
                             
                            KSA
                         | 
                            48.16 | 48.16 | |
| Daniel Rosen | 
                             
                            LCA
                         | 
                            48.89 | ||
| Marco Lorenzi | 
                             
                            ITA
                         | 
                            47.05 | 47.05 | |
| Lukas Schmitz | 
                             
                            GER
                         | 
                            47.21 | 47.21 | |
| Jimmy Thoronka | 
                             
                            SLE
                         | 
                            |||
| David Armando Walter | 
                             
                            ISV
                         | 
                            |||
| Sebastian Wiszniewski | 
                             
                            POL
                         | 
                            48.39 | 48.39 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 2010 | 
|---|---|---|---|---|
| Omar Ceesay | 
                             
                            GAM
                         | 
                            |||
| Leandro de Araújo | 
                             
                            BRA
                         | 
                            48.16 | 48.30 | |
| Emmanuel Djato | 
                             
                            CHA
                         | 
                            |||
| Michael Gaitan | 
                             
                            GUM
                         | 
                            |||
| Golden Gunde | 
                             
                            MAW
                         | 
                            48.68 | 48.68 | |
| Alphas Leken Kishoyian | 
                             
                            KEN
                         | 
                            47.30 | 47.30 | |
| Sadam Suliman Koumi El Nour | 
                             
                            SUD
                         | 
                            47.04 | 47.04 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 2010 | 
|---|---|---|---|---|
| Dongbaek Choi | 
                             
                            KOR
                         | 
                            49.01 | 49.01 | |
| Luke Greco | 
                             
                            AUS
                         | 
                            49.13 | 49.13 | |
| Ruan Greyling | 
                             
                            RSA
                         | 
                            47.71 | 47.71 | |
| Jalil Salmon | 
                             
                            ANT
                         | 
                            |||
| LuguelÃn Santos | 
                             
                            DOM
                         | 
                            46.19 | 46.19 | |
| Stanley Sipolo | 
                             
                            SOL
                         | 
                            |||
| Lennox Williams | 
                             
                            JAM
                         | 
                            47.94 | 47.94 |