The Men's 1500 metre freestyle competition of the 2021 FINA World Swimming Championships (25 m) was held on 20 and 21 December 2021.
Records Prior to the competition, the existing world and championship records were as follows.
The following new records were set during this competition: Date Event Name Nation Time Record 21 December Final Florian Wellbrock 14:06.88
Results Heats The heats were started on 20 December at 11:58.Heats results
Rank Heat Lane Name Nationality Time Notes 1 3 5 Mykhailo Romanchuk 14:24.76 Q 2 2 6 Ahmed Hafnaoui 14:25.77 Q 3 3 6 Florian Wellbrock 14:25.79 Q 4 3 4 Gregorio Paltrinieri 14:28.11 Q 5 2 5 Damien Joly 14:30.90 Q 6 3 1 Daniel Wiffen 14:32.13 Q, NR 7 2 3 Domenico Acerenza 14:34.03 Q 8 2 4 Henrik Christiansen 14:36.27 Q 9 2 2 Lukas Märtens 14:37.60 10 3 8 Mert Kılavuz 14:39.76 NR 11 2 1 José Paulo Lopes 14:39.82 NR 12 2 8 Nguyễn Huy Hoàng 14:41.00 NR 13 3 2 Aleksandr Egorov Russian Swimming Federation 14:47.39 14 1 5 Marwan Elkamash 14:48.68 NR 15 2 0 Krzysztof Chmielewski 14:51.21 16 3 3 Jan Micka 14:54.55 17 2 7 Jon Jøntvedt 15:01.95 18 1 4 Matan Roditi 15:05.05 19 3 7 Kim Woo-min 15:06.13 20 2 9 Dimitrios Markos 15:07.43 21 1 3 Kushagra Rawat 15:07.86 22 3 9 Zhang Ziyang 15:18.99 23 1 6 Eduardo Cisternas 15:23.30 NR 24 1 7 Adib Khalil 15:27.12 NR 25 1 0 Loris Bianchi 15:38.63 26 1 2 Joseph Macías 15:47.50 27 1 1 Johan Nónskarð Dam 16:09.94 28 1 8 Nikoli Blackman 16:34.53 29 1 9 Mark Imazu 17:59.68 3 0 Michael Brinegar DNS
Final The final was held on 21 December at 18:06.Final results
Rank Lane Name Nationality Time Notes 3 Florian Wellbrock 14:06.88 5 Ahmed Hafnaoui 14:10.94 AF 4 Mykhailo Romanchuk 14:11.47 4 6 Gregorio Paltrinieri 14:21.00 5 1 Domenico Acerenza 14:24.31 6 2 Damien Joly 14:25.62 7 8 Henrik Christiansen 14:30.78 8 7 Daniel Wiffen 14:36.78
References