First 3 in each heat (Q) and the next 6 fastest (q)

First 3 of each heat (Q) plus 6 fastest times (q) qualify to Semi-Final

Heat 1 14 SEP 2025 18:35 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2613 Fuga SATO JPN JPN 44.88 45.16
3 2806 Maksymilian SZWED POL POL 45.18 45.18
4 2870 Lythe PILLAY RSA RSA 44.31 44.84
5 2370 Charles DOBSON GBR GBR 44.14 44.14
6 2661 Brian Onyari TINEGA KEN KEN 44.67 44.67
7 2932 Jereem RICHARDS TTO TTO 43.78 44.14
8 2091 Daniel SEGERS BEL BEL 44.63 44.63
9 2963 Oleksandr POHORILKO UKR UKR 44.81 44.81

Heat 2 14 SEP 2025 18:43 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2751 Chidi OKEZIE NGR NGR 44.97 44.98
3 2050 Cooper SHERMAN AUS AUS 45.26 45.26
4 2606 Yuki Joseph NAKAJIMA JPN JPN 44.84 44.84
5 2108 Bayapo NDORI BOT BOT 44.10 44.25
6 2379 Matthew HUDSON-SMITH GBR GBR 43.44 44.10
7 2081 Alexander DOOM BEL BEL 44.15 44.66
8 2014 Elián LARREGINA ARG ARG 44.53 44.53
9 2564 Bovel MCPHERSON JAM JAM 44.78 44.78

Heat 3 14 SEP 2025 18:51 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2405 Jean Paul BREDAU GER GER 44.96 45.11
3 2700 Umar OSMAN MAS MAS 46.09 46.25
4 2562 Rusheen MCDONALD JAM JAM 43.93 44.89
5 2750 Samuel OGAZI NGR NGR 44.41 44.43
6 2106 Busang Collen KEBINATSHIPI BOT BOT 44.22 44.51
7 2740 Jonas PHIJFFERS NED NED 44.71 44.71
8 3029 Jacory PATTERSON USA USA 43.85 43.85
9 2531 Edoardo SCOTTI ITA ITA 44.75 44.75

Heat 4 14 SEP 2025 18:59 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2905 Lionel SPITZ SUI SUI 45.01 45.24
3 2739 Eugene OMALLA NED NED 45.04 45.04
4 2637 Kevin KIPKORIR KEN KEN 44.80 44.80
5 2035 Reece HOLDER AUS AUS 44.53 44.54
6 3063 Muzala SAMUKONGA ZAM ZAM 43.74 44.11
7 2972 Christopher BAILEY USA USA 44.15 44.15
8 2389 Samuel REARDON GBR GBR 44.60 44.60
9 2461 Patrik Simon ENYINGI HUN HUN 44.84 44.84

Heat 5 14 SEP 2025 19:07 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2846 Ammar Ismail YAHIA IBRAHIM QAT QAT 44.64 44.90
3 2535 Luca SITO ITA ITA 44.75 46.15
4 2576 Antonio WATSON JAM JAM 44.13 44.89
5 3027 Vernon NORWOOD USA USA 44.10 44.34
6 2891 Rok FERLAN SLO SLO 44.70 44.70
7 2867 Zakithi NENE RSA RSA 43.76 43.76
8 2463 Attila MOLNÁR HUN HUN 44.74 44.74
9 2847 Mihai Sorin DRINGO ROU ROU 44.74 44.74

Heat 6 14 SEP 2025 19:15 Please click on a row below to view more information

Order / Lane Bib ATHLETE COUNTRY PB SB 2025
2 2735 Isaya KLEIN IKKINK NED NED 45.28 45.58
3 2558 Delano KENNEDY JAM JAM 44.91 44.91
4 2258 Alexander OGANDO DOM DOM 44.68 44.78
5 2453 Kirani JAMES GRN GRN 43.74 44.48
6 2104 Lee Bhekempilo EPPIE BOT BOT 44.40 44.40
7 2651 George MUTINDA KEN KEN 44.51 44.51
8 3021 Khaleb MCRAE USA USA 43.91 43.91
9 2164 Christopher MORALES WILLIAMS CAN CAN 44.05 44.85