All sub 1'45" performances from 1983
| # | Mark | SR | Athlete | IR | Nat | Pos | Venue | Date |
|---|---|---|---|---|---|---|---|---|
| 1 | 1.43.61 | 1 | Steve Cram | GBR | 1 | Oslo | 23-08-1983 | |
| 2 | 1.43.65 | 2 | Willi Wülbeck | GER | 1 | Helsinki | 09-08-1983 | |
| 3 | 1.43.80 | 3 | Sebastian Coe | GBR | 1 | Oslo | 28-06-1983 | |
| 4 | 1.43.98 | 4 | Peter Elliott | GBR | 2 | Oslo | 23-08-1983 | |
| 5 | 1.44.04 | 5 | Joaquim Cruz | BRA | 1 | Oslo | 09-07-1983 | |
| 6 | 1.44.06 | 6 | Alberto Juantorena | CUB | 1 | Havana | 01-07-1983 | |
| 7 | 1.44.20 | 7 | Juma N'Diwa | KEN | 1 | München | 26-07-1983 | |
| 8 | 1.44.20 | 8 | Rob Druppers | NED | 2 | Helsinki | 09-08-1983 | |
| 9 | 1.44.27 | Joaquim Cruz | 2 | BRA | 3 | Helsinki | 09-08-1983 | |
| 10 | 1.44.29 | 9 | Don Paige | USA | 1 | Rieti | 04-09-1983 | |
| 11 | 1.44.3 m | 10 | José Luiz Barbosa | BRA | 1 | Sao Paulo | 26-06-1983 | |
| 12 | 1.44.31 | Joaquim Cruz | 3 | BRA | 1 | Nice | 18-07-1983 | |
| 13 | 1.44.32 | 11 | James Robinson | USA | 1 | Luxembourg | 20-07-1983 | |
| 14 | 1.44.38 | 12 | Said Aouita | MAR | 1 | Lausanne | 30-06-1983 | |
| 15 | 1.44.39 | 13 | David Mack | USA | 1 | Koblenz | 31-08-1983 | |
| 16 | 1.44.40 | 14 | Sam Koskei | KEN | 1 | Villanova | 12-06-1983 | |
| 17 | 1.44.43 | David Mack | 2 | USA | 1 | Berlin | 17-08-1983 | |
| 18 | 1.44.47 | James Robinson | 2 | USA | 2 | Nice | 18-07-1983 | |
| 19 | 1.44.61 | Don Paige | 2 | USA | 2 | Koblenz | 31-08-1983 | |
| 20 | 1.44.62 | David Mack | 3 | USA | 1 | Zürich | 24-08-1983 | |
| 21 | 1.44.70 | 15 | David Patrick | USA | 1 | Indianapolis | 19-06-1983 | |
| 22 | 1.44.7 m | Joaquim Cruz | 4 | BRA | 2 | Sao Paulo | 26-06-1983 | |
| 23 | 1.44.70 | Willi Wülbeck | 2 | GER | 2 | Zürich | 24-08-1983 | |
| 24 | 1.44.75 | Rob Druppers | 2 | NED | 2 | Oslo | 28-06-1983 | |
| 25 | 1.44.75 | Rob Druppers | 3 | NED | 1 | Stockholm | 04-07-1983 | |
| 26 | 1.44.78 | David Mack | 4 | USA | 2 | Indianapolis | 19-06-1983 | |
| 27 | 1.44.79 | James Robinson | 3 | USA | 3 | Indianapolis | 19-06-1983 | |
| 28 | 1.44.81 | Juma N'Diwa | 2 | KEN | 2 | Berlin | 17-08-1983 | |
| 29 | 1.44.83 | 16 | James Maina | KEN | 1 | Fürth | 21-05-1983 | |
| 30 | 1.44.85 | David Patrick | 2 | USA | 1 | Knoxville | 21-05-1983 | |
| 31 | 1.44.87 | Peter Elliott | 2 | GBR | 4 | Helsinki | 09-08-1983 | |
| 32 | 1.44.90 | Rob Druppers | 4 | NED | 1 | Bruxelles | 26-08-1983 | |
| 33 | 1.44.91i | Sebastian Coe | 2 | GBR | 1 | Cosford | 12-03-1983 | |
| 34 | 1.44.91 | Joaquim Cruz | 5 | BRA | 1 | Houston | 03-06-1983 | |
| 35 | 1.44.93 | 17 | Hans-Peter Ferner | GER | 2 | Fürth | 21-05-1983 | |
| 36 | 1.44.95 | Joaquim Cruz | 6 | BRA | 2 | Stockholm | 04-07-1983 | |
| 37 | 1.44.96 | 18 | Gary Cook | GBR | 2 | Oslo | 09-07-1983 | |
| 38 | 1.44.98 | Peter Elliott | 3 | GBR | 3 | Oslo | 28-06-1983 | |
| 39 | 1.44.98 | Willi Wülbeck | 3 | GER | 3 | Stockholm | 04-07-1983 | |
| 40 | 1.44.99 | Sebastian Coe | 3 | GBR | 1 | Loughborough | 12-06-1983 | |
| 41 | 1.44.99 | Hans-Peter Ferner | 2 | GER | 2 | München | 26-07-1983 |