The men's 400 metres at the 2018 IAAF World U20 Championships was held at Ratina Stadium on 11, 12 and 13 July.

Records Standing records prior to the 2018 IAAF World U20 Championships in AthleticsWorld Junior Record43.87Seoul, South Korea28 September 1988Championship Record44.66Santiago, Chile20 October 2000World Junior Leading44.88Kingston, Jamaica24 June 2018

Results

Heats Qualification: First 3 of each heat (Q) and the 3 fastest times (q) qualified for the semifinals.

Rank Heat Name Nationality Time Note 1 5 Jonathan Jones 46.05 Q 2 6 Christopher Taylor 46.14 Q 3 6 Edoardo Scotti 46.52 Q 4 4 Chantz Sawyers 46.52 Q 5 2 Jonathan Sacoor 46.56 Q 6 3 Aruna Dharshana 46.81 Q 7 7 Myles Misener-Daley 46.87 Q 8 6 Ricky Petrucciani 47.03 Q 9 3 Bruno Silva 47.05 Q 10 2 Matěj Krsek 47.05 Q 11 6 Christian Davis 47.07 q 12 5 Howard Fields 47.08 Q 13 3 Klaudio Gjetja 47.09 Q 14 1 Khamal Stewart-Baynes 47.10 Q 15 5 Jean Paul Bredau 47.11 Q 16 2 Alfredo Jiménez 47.12 Q 17 7 Umajesty Williams 47.16 Q 18 2 Ilhwan Mo 47.23 q 19 7 Kennedy Luchembe 47.25 Q 20 4 Gabriel Louw 47.32 Q 21 4 Szymon Kreft 47.35 Q 22 4 Boško Kijanović 47.42 q 23 1 Musa Isah 47.50 Q 24 7 Leon Tafirenyika 47.55 25 3 Jure Grkman 47.56 26 1 Antonio Grant 47.64 Q 27 5 Iļja Petrušenko 47.66 28 6 Laban Kiplangat 47.69 29 5 Ondřej Holub 47.71 30 5 Onal Mitchell 47.77 31 6 Lovro Mesec Košir 47.88 32 2 Milad Naseh Jahani 47.91 33 7 Alaeddine Kebsi 47.96 34 2 Slimane Moula 47.97 35 4 Ngoni Joel Chadyiwa 48.04 36 4 Shuji Mori 48.12 37 2 Daichi Sawa 48.15 38 1 Correy Sherrod 48.22 39 5 Rija Vatomanga Gardiner 48.31 40 6 Sebastian Jakubowski 48.39 41 1 Abdurahman Abdo 48.46 42 3 . Gaurav 48.61 43 7 Stefano Antoine Bibi 48.92 44 3 Mihai Cristian Pîslaru 49.74 3 Colby Jennings 7 Melkamu Assefa 4 Joshua Hartmann 1 João Coelho 1 Ahmed Al-Yaari

Semifinals Qualification: First 2 of each heat (Q) and the 2 fastest times (q) qualified for the final.

Rank Heat Name Nationality Time Note 1 1 Jonathan Sacoor 45.72 Q, 2 2 Edoardo Scotti 45.84 Q, 3 3 Christopher Taylor 46.18 Q 4 1 Chantz Sawyers 46.19 Q 5 2 Jonathan Jones 46.22 Q 6 3 Khamal Stewart-Baynes 46.38 Q 7 3 Howard Fields 46.53 q 8 2 Myles Misener-Daley 46.53 q 9 1 Matěj Krsek 46.59 10 2 Umajesty Williams 46.72 11 1 Bruno Silva 46.74 12 3 Szymon Kreft 46.74 13 3 Aruna Dharshana 46.75 14 2 Alfredo Jiménez 46.93 15 3 Musa Isah 46.94 16 1 Klaudio Gjetja 47.10 17 2 Kennedy Luchembe 47.35 18 1 Ricky Petrucciani 47.39 19 2 Gabriel Louw 47.63 20 3 Jean Paul Bredau 47.70 21 1 Christian Davis 47.86 22 2 Boško Kijanović 48.15 23 1 Antonio Grant 48.23 3 Ilhwan Mo

Final

Rank Lane Name Nationality Time Note 5 Jonathan Sacoor 45.03 6 Christopher Taylor 45.38 4 Chantz Sawyers 45.89 4 3 Edoardo Scotti 46.20 5 2 Howard Fields 46.53 6 7 Khamal Stewart-Baynes 46.79 7 1 Myles Misener-Daley 47.03 8 8 Jonathan Jones 48.01

References