| Rnk | Mark | Name | Nation | Born | Pos | Venue | Date | Best | Date/Best |
| 1 | 43.18 | Michael Johnson | USA | 670913 | 1 | Sevilla | 0826 | ||
| + | 43.92 | Michael Johnson | USA | 670913 | 1r2 | Lausanne | 0702 | ||
| + | 43.95 | Michael Johnson | USA | 670913 | s1:1 | Sevilla | 0824 | ||
| 2 | 44.21 | Antonio Pettigrew | USA | 671103 | 1 A | Nassau | 0526 | ||
| 3 | 44.24 | Jerome Young | USA | 760814 | 1 | Eugene, Or | 0626 | 44.09 | 980621 |
| 4 | 44.29 | Derrick Brew | USA | 771228 | 1 | Athens, Ga | 0516 | ||
| 5 | 44.29 | Sanderlei Parrela | BRA | 741007 | 2 | Sevilla | 0826 | ||
| 6 | 44.31 | Manuel Alejandro Cardenas | MEX | 740904 | 3 | Sevilla | 0826 | ||
| + | 44.33 | Jerome Young | USA | 760814 | 1 | Zürich | 0811 | 44.09 | 980621 |
| + | 44.34 | Jerome Young | USA | 760814 | 2r2 | Lausanne | 0702 | 44.09 | 980621 |
| + | 44.36 | Jerome Young | USA | 760814 | 1 | Raleigh, Nc | 0612 | 44.09 | 980621 |
| + | 44.36 | Jerome Young | USA | 760814 | 4 | Sevilla | 0826 | 44.09 | 980621 |
| + | 44.37 | Manuel Alejandro Cardenas | MEX | 740904 | s2:1 | Sevilla | 0824 | ||
| + | 44.37 | Sanderlei Parrela | BRA | 741007 | s3:1 | Sevilla | 0824 | ||
| + | 44.45 | Jerome Young | USA | 760814 | 1 | London | 0807 | 44.09 | 980621 |
| 7 | 44.47 | Mark Richardson | GBR | 720726 | s4:1 | Sevilla | 0824 | 44.37 | 980709 |
| + | 44.51 | Michael Johnson | USA | 670913 | 1r2 | Waco, Tx | 0417 | ||
| + | 44.51 | Michael Johnson | USA | 670913 | 1 | Eugene, Or | 0530 | ||
| 8 | 44.51 | Jerome Davis | USA | 770820 | s5:1 | Sevilla | 0824 | ||
| + | 44.53 | Mark Richardson | GBR | 720726 | 3r2 | Lausanne | 0702 | 44.37 | 980709 |
| + | 44.54 | Antonio Pettigrew | USA | 671103 | 5 | Sevilla | 0826 | ||
| + | 44.54A | Antonio Pettigrew | USA | 671103 | 1 | Roodeport | 0319 | ||
| + | 44.55 | Jerome Young | USA | 760814 | s1:2 | Sevilla | 0824 | 44.09 | 980621 |
| 9 | 44.59 | Gregory Haughton | JAM | 731110 | 1 | Winnipeg | 0725 | 44.56 | 950809 |
| 10 | 44.59A | Arnaud Malherbe | RSA | 721120 | 2 | Roodeport | 0319 | ||
| 11 | 44.62 | Tomasz Czubak | POL | 731216 | s6:1 | Sevilla | 0824 | ||
| + | 44.64 | Antonio Pettigrew | USA | 671103 | 1r1 | Jena | 0605 | ||
| + | 44.65 | Jerome Young | USA | 760814 | 1 | Stockholm | 0730 | 44.09 | 980621 |
| + | 44.65 | Mark Richardson | GBR | 720726 | 6 | Sevilla | 0826 | 44.37 | 980709 |
| + | 44.70 | Sanderlei Parrela | BRA | 741007 | h1:2 | Winnipeg | 0724 | ||
| + | 44.71 | Sanderlei Parrela | BRA | 741007 | 4r2 | Lausanne | 0702 | ||
| + | 44.72 | Sanderlei Parrela | BRA | 741007 | 1r5 | Walnut, Ca | 0418 | ||
| + | 44.72 | Antonio Pettigrew | USA | 671103 | 2 | Zürich | 0811 | ||
| + | 44.72 | Sanderlei Parrela | BRA | 741007 | q1:4 | Sevilla | 0823 |