The men's 800 metres at the 2021 World Athletics U20 Championships was held at the Kasarani Stadium on 19, 21 and 22 August.

Records Standing records prior to the 2021 World Athletics U20 ChampionshipsWorld U20 Record1:41.73London, United Kingdom9 August 2012Championship Record1:43.79Barcelona, Spain15 July 2012World U20 Leading1:44.14Ostrava, Czech Republic19 May 2021

Results Heats Qualification: First 3 of each heat (Q) and the 4 fastest times (q) qualified for the semifinals.

Rank Heat Name Nationality Time Note 1 3 Emmanuel Wanyonyi 1:46.51 2 1 Noah Kibet 1:46.70 3 3 Yanis Meziane 1:47.28 , 4 1 Jakub Davidík 1:47.84 5 4 Mohamed Ali Gouaned 1:48.83 6 2 Kacper Lewalski 1:48.84 7 2 Abdullahi Hassan 1:49.09 8 1 Heithem Chenitef 1:49.19 , 9 3 Daniel Wolde 1:49.20 10 3 Handal Roban 1:49.41 , 11 2 Chevonne Hall 1:49.47 12 2 Abdullah Al-Yaari 1:49.65 13 2 El Hafez Mahadi 1:49.68 14 4 Leonardo Santos 1:49.76 15 3 Abednico Choba 1:50.20 16 4 Paul Anselmini 1:50.23 17 1 Anu Kumar 1:50.26 18 2 Husain Mohsin Al-Farsi 1:50.34 19 1 David Garcia 1:50.92 20 4 Nikita Yegorov 1:51.80 21 4 Matthew Erickson 1:52.38 22 1 Fithawi Zaid 1:52.46 23 4 Remmy Ng'andu 1:52.48 24 2 Masresha Costa 1:52.71 25 3 Mark Fandly 1:52.81 26 4 Francesco Pernici 1:53.35 27 3 Osaze Demund 1:58.50 28 4 Mohamed Mustafa 1:59.55 29 3 Aleksa Tomić 2:06.05 1 Ermias Girma

Semifinals Qualification: First 3 of each heat (Q) and the 2 fastest times (q) qualified for the final.

Rank Heat Name Nationality Time Note 1 1 Emmanuel Wanyonyi 1:46.15 2 2 Noah Kibet 1:46.47 3 2 Jakub Davidík 1:46.59 , 4 2 Abdullahi Hassan 1:46.89 5 2 Kacper Lewalski 1:47.31 6 1 Mohamed Ali Gouaned 1:47.35 7 1 Daniel Wolde 1:47.53 8 1 Paul Anselmini 1:47.81 , 9 2 Abednico Choba 1:48.23 10 1 Handal Roban 1:48.37 11 2 Chevonne Hall 1:48.50 12 1 Leonardo Santos 1:48.78 13 2 Heithem Chenitef 1:49.57 14 1 El Hafez Mahadi 1:49.84 15 1 Abdullah Al-Yaari 1:53.24 2 Yanis Meziane

Final The final was held on 22 August at 15:31.

Rank Lane Name Nationality Time Note 3 Emmanuel Wanyonyi 1:43.76 CR, 6 Mohamed Ali Gouaned 1:44.45 5 Noah Kibet 1:44.88 4 7 Jakub Davidík 1:46.07 5 2 Daniel Wolde 1:48.62 6 8 Kacper Lewalski 1:49.40 7 4 Abdullahi Hassan 1:50.07 8 1 Paul Anselmini 1:53.70

References