First 2 in each heat (Q) and the next 2 fastest (q)

First 2 of each heat (Q) plus 2 fastest times (q) qualify to Final

Heat 1 22 AUG 2023 21:00 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 2558 Antonio WATSON JAM JAM 44.13 Q PB 0.158
2 3018 Vernon NORWOOD USA USA 44.26 Q PB 0.181
3 2842 Wayde VAN NIEKERK RSA RSA 44.65 q 0.178
4 2919 Jereem RICHARDS TTO TTO 44.76 0.160
5 2589 Kentaro SATO JPN JPN 44.99 0.180
6 2431 Attila MOLNÁR HUN HUN 45.02 0.156
7 2646 Michael JOSEPH LCA LCA 45.50 0.161
8 2101 Leungo SCOTCH BOT BOT 45.96 0.162

Split times

Split Mark Athlete COUNTRY
100 m 10.92 Jereem
RICHARDS
TRINIDAD AND TOBAGO TTO
200 m 20.91 Jereem
RICHARDS
TRINIDAD AND TOBAGO TTO
300 m 32.12 Antonio
WATSON
JAMAICA JAM

Heat 2 22 AUG 2023 21:08 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 2349 Matthew HUDSON-SMITH GBR GBR 44.26 Q AR 0.167
2 2413 Kirani JAMES GRN GRN 44.58 Q 0.147
3 2731 Håvard Bentdal INGVALDSEN NOR NOR 44.70 q 0.190
4 2588 Fuga SATO JPN JPN 44.88 PB 0.150
5 2699 Liemarvin BONEVACIA NED NED 45.23 0.175
6 2530 Zandrion BARNES JAM JAM 45.38 0.171
7 2073 Dylan BORLÉE BEL BEL 45.59 0.153
8 2097 Busang Collen KEBINATSHIPI BOT BOT 46.39 0.168

Split times

Split Mark Athlete COUNTRY
100 m 10.82 Kirani
JAMES
GRENADA GRN
200 m 20.85 Kirani
JAMES
GRENADA GRN
300 m 32.23 Matthew
HUDSON-SMITH
GREAT BRITAIN & N.I. GBR

Heat 3 22 AUG 2023 21:16 Please click on a row below to view more information

POS BIB ATHLETE COUNTRY MARK Reaction Time
1 2989 Quincy HALL USA USA 44.43 Q 0.176
2 2529 Sean BAILEY JAM JAM 44.94 Q 0.165
3 2582 Yuki Joseph NAKAJIMA JPN JPN 45.04 PB 0.215
4 2511 Davide RE ITA ITA 45.29 0.165
5 2079 Alexander DOOM BEL BEL 45.57 0.168
6 2833 Zakithi NENE RSA RSA 45.64 0.151
2060 Steven GARDINER BAH BAH DNF 0.221
2099 Bayapo NDORI BOT BOT DNF 0.159

Split times

Split Mark Athlete COUNTRY
100 m 11.06 Zakithi
NENE
SOUTH AFRICA RSA
200 m 21.15 Steven
GARDINER
BAHAMAS BAH
300 m 32.57 Steven
GARDINER
BAHAMAS BAH