| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2022 | 
|---|---|---|---|---|---|
| 1 | 2041 | Christopher TAYLOR | 
                             
                            JAM
                         | 
                            44.79 | 44.97 | 
| 2 | 1566 | Jonathan JONES | 
                             
                            BAR
                         | 
                            44.43 | 44.43 | 
| 3 | 1945 | Kirani JAMES | 
                             
                            GRN
                         | 
                            43.74 | 44.02 | 
| 4 | 2410 | Michael NORMAN | 
                             
                            USA
                         | 
                            43.45 | 43.56 | 
| 5 | 1874 | Matthew HUDSON-SMITH | 
                             
                            GBR
                         | 
                            44.35 | 44.35 | 
| 6 | 2351 | Champion ALLISON | 
                             
                            USA
                         | 
                            43.70 | 43.70 | 
| 7 | 2268 | Wayde VAN NIEKERK | 
                             
                            RSA
                         | 
                            43.03 | 44.58 | 
| 8 | 1595 | Bayapo NDORI | 
                             
                            BOT
                         | 
                            44.87 | 44.87 |