All sub 1'45" performances from 2009
| # | Mark | SR | Athlete | IR | Nat | Pos | Venue | Date |
| 1 | 1.42.01 | 1 | David Rudisha | | KEN | 1/A | Rieti | 06-09-2009 |
| 2 | 1.42.67 | 2 | Alfred Kirwa Yego | | KEN | 2/A | Rieti | 06-09-2009 |
| 3 | 1.42.86 | 3 | Mbulaeni Mulaudzi | | RSA | 3/A | Rieti | 06-09-2009 |
| 4 | 1.43.09 | 4 | Abubaker Kaki | | SUD | 1 | Doha | 08-05-2009 |
| 5 | 1.43.10 | | Abubaker Kaki | 2 | SUD | 1 | Hengelo | 01-06-2009 |
| 6 | 1.43.17 | 5 | Asbel Kiprop | | KEN | 2 | Doha | 08-05-2009 |
| 7 | 1.43.36 | 6 | Amine Laalou | | MAR | 2 | Hengelo | 01-06-2009 |
| 8 | 1.43.48 | | Asbel Kiprop | 2 | KEN | 1 | Athene | 13-07-2009 |
| 9 | 1.43.50 | | Abubaker Kaki | 3 | SUD | 1 | Monaco | 28-07-2009 |
| 10 | 1.43.52 | | David Rudisha | 2 | KEN | 1 | Zürich | 28-08-2009 |
| 11 | 1.43.53 | | David Rudisha | 3 | KEN | 3 | Hengelo | 01-06-2009 |
| 12 | 1.43.58 | 7 | Yuriy Borzakovskiy | | RUS | 2 | Monaco | 28-07-2009 |
| 13 | 1.43.59 | 8 | Bram Som | | NED | 4/A | Rieti | 06-09-2009 |
| 14 | 1.43.66 | 9 | Mohammed Al Salhi | | KSA | 3 | Doha | 08-05-2009 |
| 15 | 1.43.66 | | Alfred Kirwa Yego | 2 | KEN | 2 | Zürich | 28-08-2009 |
| 16 | 1.43.82 | 10 | Ismail Ahmed Ismail | | SUD | 2 | Athene | 13-07-2009 |
| 17 | 1.43.83 | 11 | Nick Symmonds | | USA | 3 | Monaco | 28-07-2009 |
| 18 | 1.43.84 | 12 | Marcin Lewandowski | | POL | 4 | Monaco | 28-07-2009 |
| 19 | 1.43.95 | 13 | Gary Reed | | CAN | 3 | Athene | 13-07-2009 |
| 20 | 1.44.03 | | Mbulaeni Mulaudzi | 2 | RSA | 3 | Zürich | 28-08-2009 |
| 21 | 1.44.09 | | David Rudisha | 4 | KEN | 1/A | Ostrava | 17-06-2009 |
| 22 | 1.44.10 | 14 | Yeimer López | | CUB | 1 | Havana | 30-05-2009 |
| 23 | 1.44.10 | | Bram Som | 2 | NED | 4 | Zürich | 28-08-2009 |
| 24 | 1.44.12 | | Bram Som | 3 | NED | 5 | Monaco | 28-07-2009 |
| 25 | 1.44.24 | | Gary Reed | 2 | CAN | 6 | Monaco | 28-07-2009 |
| 26 | 1.44.25 | | Abubaker Kaki | 4 | SUD | 1 | Torino | 04-06-2009 |
| 27 | 1.44.26 | | Gary Reed | 3 | CAN | 5 | Zürich | 28-08-2009 |
| 28 | 1.44.31 | | Ismail Ahmed Ismail | 2 | SUD | 2/A | Ostrava | 17-06-2009 |
| 29 | 1.44.40 | | Yuriy Borzakovskiy | 2 | RUS | 6 | Zürich | 28-08-2009 |
| 30 | 1.44.42 | | Yuriy Borzakovskiy | 3 | RUS | 1 | Oslo | 03-07-2009 |
| 31 | 1.44.47 | 15 | Khadevis Robinson | | USA | 1 | Santa Monica CA | 11-07-2009 |
| 32 | 1.44.54 | | Asbel Kiprop | 3 | KEN | 3/A | Ostrava | 17-06-2009 |
| 33 | 1.44.56 | | Amine Laalou | 2 | MAR | 1 | Tanger | 12-07-2009 |
| 34 | 1.44.63 | 16 | Fabiano Peçanha | | BRA | 1 | Belém | 24-05-2009 |
| 35 | 1.44.65 | 17 | Kléberson Davide | | BRA | 2 | Belém | 24-05-2009 |
| 36 | 1.44.67 | | Kléberson Davide | 2 | BRA | 1 | Praia Grande | 04-04-2009 |
| 37 | 1.44.75i | | Ismail Ahmed Ismail | 3 | SUD | 1 | Praha | 26-02-2009 |
| 38 | 1.44.76 | | Yeimer López | 2 | CUB | 4 | Athene | 13-07-2009 |
| 39 | 1.44.78 | | David Rudisha | 5 | KEN | 4 | Doha | 08-05-2009 |
| 40 | 1.44.79 | 18 | Reuben Bett | | KEN | 3 | Belém | 24-05-2009 |
| 41 | 1.44.80 | | Bram Som | 4 | NED | 4 | Hengelo | 01-06-2009 |
| 42 | 1.44.80 | | Ismail Ahmed Ismail | 4 | SUD | 1 | Lausanne | 07-07-2009 |
| 43 | 1.44.81 | | Mbulaeni Mulaudzi | 3 | RSA | 1 | Stellenbosch | 14-03-2009 |
| 44 | 1.44.82 | | Abubaker Kaki | 5 | SUD | 1 | Rabat | 23-05-2009 |
| 45 | 1.44.83 | 19 | Youssef Saad Kamel | | BRN | 5/A | Rieti | 06-09-2009 |
| 46 | 1.44.85 | | David Rudisha | 6 | KEN | 1 | Thessaloniki | 12-09-2009 |
| 47 | 1.44.86 | 20 | Augustine Choge | | KEN | 4/A | Ostrava | 17-06-2009 |
| 48 | 1.44.86 | 21 | Jackson Kivuva | | KEN | 1/B | Madrid | 04-07-2009 |
| 49 | 1.44.86 | | Nick Symmonds | 2 | USA | 7 | Zürich | 28-08-2009 |
| 50 | 1.44.89 | | Marcin Lewandowski | 2 | POL | 8 | Zürich | 28-08-2009 |
| 51 | 1.44.96 | | Mohammed Al Salhi | 2 | KSA | 2 | Oslo | 03-07-2009 |
| 52 | 1.44.97 | | Kléberson Davide | 3 | BRA | 1 | Rio de Janeiro | 17-05-2009 |
| 53 | 1.44.97 | | Mbulaeni Mulaudzi | 4 | RSA | 2 | Lausanne | 07-07-2009 |