The Men's 800 metre freestyle competition at the 2022 World Aquatics Championships was held on 20 and 21 June 2022.

Records Prior to the competition, the existing world and championship records were as follows.

Results Heats The heats were started on 20 June at 09:57.

Rank Heat Lane Name Nationality Time Notes 1 3 4 Mykhailo Romanchuk 7:44.75 Q 2 3 5 Florian Wellbrock 7:44.80 Q 3 3 6 Gabriele Detti 7:46.08 Q 4 4 4 Gregorio Paltrinieri 7:46.24 Q 5 3 1 Daniel Wiffen 7:46.32 Q, NR 6 4 3 Bobby Finke 7:46.36 Q 7 4 2 Guilherme Costa 7:46.90 Q 8 4 8 Damien Joly 7:47.46 Q 9 4 7 Samuel Short 7:48.28 10 4 1 Daniel Jervis 7:50.55 11 3 2 Henrik Christiansen 7:50.98 12 3 7 Charlie Clark 7:51.59 13 4 0 Marwan Elkamash 7:52.08 14 2 3 Kim Woo-min 7:53.27 15 4 5 Lukas Märtens 7:55.21 16 4 9 Dimitrios Markos 8:00.08 17 3 9 Bar Soloveychik 8:04.14 18 3 8 Zhang Ziyang 8:04.18 19 2 5 Carlos Garach 8:05.52 20 2 6 Juan Morales 8:05.61 21 2 4 Ákos Kalmár 8:06.67 22 3 0 José Paulo Lopes 8:14.40 23 2 2 Kushagra Rawat 8:15.96 24 1 5 Rafael Ponce 8:17.49 25 2 1 Nguyễn Hữu Kim Sơn 8:24.02 26 2 0 Rodolfo Falcón 8:24.45 27 1 4 Loris Bianchi 8:27.93 28 2 7 Cheuk Ming Ho 8:32.67 29 2 8 Ratthawit Thammananthachote 8:35.86 30 1 3 Muhammad Siddiqui 8:57.59 NR 3 3 Elijah Winnington 4 6 Felix Auböck

Final The final was held on 21 June at 18:02.

Rank Lane Name Nationality Time Notes 7 Bobby Finke 7:39.36 AM 5 Florian Wellbrock 7:39.63 NR 4 Mykhailo Romanchuk 7:40.05 NR 4 6 Gregorio Paltrinieri 7:41.19 5 1 Guilherme Costa 7:45.48 SA 6 3 Gabriele Detti 7:47.75 7 8 Damien Joly 7:48.10 8 2 Daniel Wiffen 7:50.63

References