All sub 1'45" performances from 2026 so far
| # | Mark | SR | Athlete | IR | Nat | Pos | Venue | Date |
| 1 | 1.42.50i | 1 | Josh Hoey | | USA | 1 | Boston MA | 24-01-2026 |
| 2 | 1.42.70 | 2 | Cooper Lutkenhaus | | USA | 1 | Stockholm | 07-06-2026 |
| 3 | 1.42.98 | 3 | Max Burgin | | GBR | 1 | Rabat | 31-05-2026 |
| 4 | 1.43.11 | 4 | Marco Arop | | CAN | 2 | Stockholm | 07-06-2026 |
| 5 | 1.43.41 | 5 | Slimane Moula | | ALG | 3 | Stockholm | 07-06-2026 |
| 6 | 1.43.45 | 6 | Ko Ochiai | | JPN | 1 | Tokyo | 30-05-2026 |
| 7 | 1.43.56 | 7 | Emmanuel Wanyonyi | | KEN | 2 | Rabat | 31-05-2026 |
| 8 | 1.43.63 | 8 | Kelvin Kimtai Loti | | KEN | 1 | Nairobi | 24-04-2026 |
| 9 | 1.43.66 | 9 | Gabriel Tual | | FRA | 1 | Roma | 04-06-2026 |
| 10 | 1.43.70 | 10 | Ben Pattison | | GBR | 4 | Stockholm | 07-06-2026 |
| 11 | 1.43.70 | 11 | Peter Bol | | AUS | 5 | Stockholm | 07-06-2026 |
| 12 | 1.43.72 | | Gabriel Tual | 2 | FRA | 6 | Stockholm | 07-06-2026 |
| 13 | 1.43.73 | | Slimane Moula | 2 | ALG | 3 | Rabat | 31-05-2026 |
| 14 | 1.43.80 | 12 | Mark English | | IRL | 2 | Roma | 04-06-2026 |
| 15 | 1.43.83i | 13 | Eliott Crestan | | BEL | 1 | Ostrava (Atletická hala) | 03-02-2026 |
| 16 | 1.43.85 | | Mark English | 2 | IRL | 1 | Shanghai | 16-05-2026 |
| 17 | 1.43.89 | | Peter Bol | 2 | AUS | 1 | Perth | 14-02-2026 |
| 18 | 1.43.89 | 14 | Kethobogile Haingura | | BOT | 2 | Shanghai | 16-05-2026 |
| 19 | 1.43.90 | | Ko Ochiai | 2 | JPN | 1 | Fukuroi | 03-05-2026 |
| 20 | 1.43.91i | | Eliott Crestan | 2 | BEL | 1 | Liévin (Arena Couvert) | 19-02-2026 |
| 21 | 1.43.97 | 15 | Francesco Pernici | | ITA | 3 | Roma | 04-06-2026 |
| 22 | 1.44.00 | 16 | Brandon Miller | | USA | 3 | Shanghai | 16-05-2026 |
| 23 | 1.44.01 | 17 | Peyton Craig | | AUS | 4 | Roma | 04-06-2026 |
| 24 | 1.44.03i | | Cooper Lutkenhaus | 2 | USA | 1 | Winston-Salem NC | 14-02-2026 |
| 25 | 1.44.03 | | Gabriel Tual | 3 | FRA | 4 | Rabat | 31-05-2026 |
| 26 | 1.44.03 | 18 | Donavan Brazier | | USA | 5 | Rabat | 31-05-2026 |
| 27 | 1.44.05 | 19 | Cameron Myers | | AUS | 1 | Karlsruhe | 30-05-2026 |
| 28 | 1.44.07i | 20 | Maciej Wyderka | | POL | 2 | Ostrava (Atletická hala) | 03-02-2026 |
| 29 | 1.44.07i | | Eliott Crestan | 3 | BEL | 1 | Toruń (KP-Arena) | 22-02-2026 |
| 30 | 1.44.08 | | Eliott Crestan | 4 | BEL | 6 | Rabat | 31-05-2026 |
| 31 | 1.44.12 | 21 | Alex Kipngetich | | KEN | 2 | Nairobi | 24-04-2026 |
| 32 | 1.44.14 | 22 | Raynier Galvez | | USA | 1 | Fayetteville AR | 24-04-2026 |
| 33 | 1.44.15 | 23 | Rivaldo Marshall | | JAM | 2 | Fayetteville AR | 24-04-2026 |
| 34 | 1.44.16 | 24 | Luke Boyes | | AUS | 4 | Shanghai | 16-05-2026 |
| 35 | 1.44.17 | 25 | Yanis Meziane | | FRA | 5 | Shanghai | 16-05-2026 |
| 36 | 1.44.19 | | Ben Pattison | 2 | GBR | 6 | Shanghai | 16-05-2026 |
| 37 | 1.44.21 | | Kethobogile Haingura | 2 | BOT | 7 | Rabat | 31-05-2026 |
| 38 | 1.44.23i | | Mark English | 3 | IRL | 3 | Ostrava (Atletická hala) | 03-02-2026 |
| 39 | 1.44.24i | | Cooper Lutkenhaus | 3 | USA | 1 | Toruń (KP-Arena) | 22-03-2026 |
| 40 | 1.44.26 | | Brandon Miller | 2 | USA | 1/A | Westwood CA | 23-05-2026 |
| 41 | 1.44.27 | 26 | Bob Abdelrahim | | AUS | 2 | Perth | 14-02-2026 |
| 42 | 1.44.28 | 27 | Isaac Nader | | POR | 5 | Roma | 04-06-2026 |
| 43 | 1.44.29i | | Cooper Lutkenhaus | 4 | USA | 1/2 | Toruń (KP-Arena) | 21-03-2026 |
| 44 | 1.44.29 | | Yanis Meziane | 2 | FRA | 6 | Roma | 04-06-2026 |
| 45 | 1.44.30i | | Maciej Wyderka | 2 | POL | 2 | Toruń (KP-Arena) | 22-02-2026 |
| 46 | 1.44.35 | 28 | Tyrice Taylor | | JAM | 1/3 | Fayetteville AR | 29-05-2026 |
| 47 | 1.44.37 | 29 | Daniel Williams | | AUS | 1 | Adelaide | 14-03-2026 |
| 48 | 1.44.38 | | Luke Boyes | 2 | AUS | 2 | Adelaide | 14-03-2026 |
| 49 | 1.44.38i | | Eliott Crestan | 5 | BEL | 2 | Toruń (KP-Arena) | 22-03-2026 |
| 50 | 1.44.38 | | Yanis Meziane | 3 | FRA | 8 | Rabat | 31-05-2026 |
| 51 | 1.44.39 | 30 | Jake Wightman | | GBR | 7 | Stockholm | 07-06-2026 |
| 52 | 1.44.40 | | Francesco Pernici | 2 | ITA | 9 | Rabat | 31-05-2026 |
| 53 | 1.44.42 | 31 | Colin Sahlman | | USA | 1/2 | Azusa CA | 17-04-2026 |
| 54 | 1.44.44 | 32 | Noah Kibet | | KEN | 3 | Nairobi | 24-04-2026 |
| 55 | 1.44.45 | 33 | Adrián Ben | | ESP | 7 | Shanghai | 16-05-2026 |
| 56 | 1.44.45 | 34 | Bryce Hoppel | | USA | 7 | Roma | 04-06-2026 |
| 57 | 1.44.46 | | Donavan Brazier | 2 | USA | 8 | Roma | 04-06-2026 |
| 58 | 1.44.48i | 35 | Mohamed Attaoui | | ESP | 2/2 | Toruń (KP-Arena) | 21-03-2026 |
| 59 | 1.44.53 | 36 | Tiarnan Crorken | | GBR | 3 | Perth | 14-02-2026 |
| 60 | 1.44.56 | 37 | David Barroso | | ESP | 1 | Firenze | 09-05-2026 |
| 61 | 1.44.59i | | Maciej Wyderka | 3 | POL | 3/2 | Toruń (KP-Arena) | 21-03-2026 |
| 62 | 1.44.59 | 38 | Abraham Alvarado | | USA | 2/A | Westwood CA | 23-05-2026 |
| 63 | 1.44.60 | 39 | Josh Kerr | | GBR | 3/A | Westwood CA | 23-05-2026 |
| 64 | 1.44.61 | 40 | Wyclife Kinyamal | | KEN | 8 | Shanghai | 16-05-2026 |
| 65 | 1.44.62 | 41 | Abdellati El Guesse | | MAR | 10 | Rabat | 31-05-2026 |
| 66 | 1.44.63 | 42 | Allon Tatsunami Clay | | JPN | 1/3 | Lexington KY | 29-05-2026 |
| 67 | 1.44.64i | | Maciej Wyderka | 4 | POL | 2 | Liévin (Arena Couvert) | 19-02-2026 |
| 68 | 1.44.64 | 43 | Morsima Kassahun | | ETH | 1 | Gaborone | 26-04-2026 |
| 69 | 1.44.65i | | Mark English | 4 | IRL | 1 | Luxembourg | 18-01-2026 |
| 70 | 1.44.65 | 44 | Yohannes Tefera | | ETH | 2 | Gaborone | 26-04-2026 |
| 71 | 1.44.65 | 45 | Peter Narumbi | | KEN | 2/3 | Fayetteville AR | 29-05-2026 |
| 72 | 1.44.66i | | Mohamed Attaoui | 2 | ESP | 3 | Toruń (KP-Arena) | 22-03-2026 |
| 73 | 1.44.66 | | Peyton Craig | 2 | AUS | 1/B | Westwood CA | 23-05-2026 |
| 74 | 1.44.66 | | Bryce Hoppel | 2 | USA | 8 | Stockholm | 07-06-2026 |
| 75 | 1.44.67i | 46 | Mohamed Ali Gouaned | | ALG | 1 | Metz (L'Anneau) | 08-02-2026 |
| 76 | 1.44.67 | 47 | Simeon Birnbaum | | USA | 1 | Eugene OR | 08-05-2026 |
| 77 | 1.44.68i | 48 | Filip Ostrowski | | POL | 2 | Boston MA | 24-01-2026 |
| 78 | 1.44.68 | 49 | Miles Brown | | USA | 2/3 | Lexington KY | 29-05-2026 |
| 79 | 1.44.70i | | Colin Sahlman | 2 | USA | 1 | New York (The Armory) NY | 01-02-2026 |
| 80 | 1.44.72i | 50 | Ryan Clarke | | NED | 3 | Boston MA | 24-01-2026 |
| 81 | 1.44.72i | | Filip Ostrowski | 2 | POL | 3 | Toruń (KP-Arena) | 22-02-2026 |
| 82 | 1.44.73i | 51 | Handal Roban | | VIN | 2 | Winston-Salem NC | 14-02-2026 |
| 83 | 1.44.74 | | Tyrice Taylor | 2 | JAM | 3 | Fayetteville AR | 24-04-2026 |
| 84 | 1.44.74 | | Jake Wightman | 2 | GBR | 4/A | Westwood CA | 23-05-2026 |
| 85 | 1.44.75i | 52 | Samuel Chapple | | NED | 4 | Ostrava (Atletická hala) | 03-02-2026 |
| 86 | 1.44.75i | 53 | Navasky Anderson | | JAM | 4 | Toruń (KP-Arena) | 22-02-2026 |
| 87 | 1.44.75 | 54 | Tinoda Matsatsa | | USA | 3/3 | Lexington KY | 29-05-2026 |
| 88 | 1.44.76i | | Maciej Wyderka | 5 | POL | 1 | Toruń (KP-Arena) | 01-03-2026 |
| 89 | 1.44.80i | | Slimane Moula | 3 | ALG | 3 | Liévin (Arena Couvert) | 19-02-2026 |
| 90 | 1.44.83 | 55 | Laban Chepkwony | | KEN | 3 | Gaborone | 26-04-2026 |
| 91 | 1.44.89 | 56 | Yusuf Bizimana | | GBR | 2/B | Westwood CA | 23-05-2026 |
| 92 | 1.44.90i | | Filip Ostrowski | 3 | POL | 2 | Toruń (KP-Arena) | 01-03-2026 |
| 93 | 1.44.91i | | Handal Roban | 2 | VIN | 1 | State College PA | 30-01-2026 |
| 94 | 1.44.91 | 57 | Eduardo Moreira | | BRA | 1 | São Paulo | 04-04-2026 |
| 95 | 1.44.92i | | Mohamed Ali Gouaned | 2 | ALG | 4 | Liévin (Arena Couvert) | 19-02-2026 |
| 96 | 1.44.92 | 58 | Biruk Tadesse | | ETH | 4 | Nairobi | 24-04-2026 |
| 97 | 1.44.92 | 59 | Aaron Cheminingwa | | KEN | 4 | Gaborone | 26-04-2026 |
| 98 | 1.44.93 | | Kethobogile Haingura | 3 | BOT | 1 | Gaborone | 04-04-2026 |
| 99 | 1.44.94 | 60 | Yugo Shikata | | JPN | 2 | Tokyo | 30-05-2026 |
| 100 | 1.44.96 | | Noah Kibet | 2 | KEN | 1 | Pretoria | 28-04-2026 |
| 101 | 1.44.98i | | Mohamed Attaoui | 3 | ESP | 2 | New York (The Armory) NY | 01-02-2026 |