The Men's 4 × 50 metre freestyle relay competition of the 2021 FINA World Swimming Championships (25 m) was held on 19 December 2021.
Records Prior to the competition, the existing world and championship records were as follows.
Results Heats The heats were started at 09:30.Heats results
Rank Heat Lane Nation Swimmers Time Notes 1 1 4 Leonardo Deplano (21.49)Alessandro Miressi (21.12)Manuel Frigo (21.39)Lorenzo Zazzeri (20.95) 1:24.95 Q 1 2 5 Russian Swimming Federation Vladimir Morozov (21.33)Daniil Markov (21.47)Vladislav Grinev (21.01)Aleksandr Shchegolev (21.14) 1:24.95 Q 3 1 1 Zach Apple (21.62)Hunter Tapp (21.53)Kieran Smith (21.20)Tom Shields (21.26) 1:25.61 Q 4 2 4 Stan Pijnenburg (21.52)Kenzo Simons (21.14)Thomas Verhoeven (22.04)Thom de Boer (21.00) 1:25.70 Q 5 1 7 Zhang Zhoujian (21.82)Wang Changhao (21.22)Pan Zhanle (21.60)Yang Jintong (21.94) 1:26.58 Q, NR 6 2 7 Jasper Aerents (21.42)Jérôme Emo (22.00)Sebastien De Meulemeester (21.76)Thomas Thijs (21.64) 1:26.82 Q 7 1 6 Roman Mityukov (22.27)Thomas Hallock (21.74)Antonio Djakovic (21.60)Noè Ponti (21.44) 1:27.05 Q 8 2 8 Danas Rapšys (21.92)Simonas Bilis (21.15)Andrius Šidlauskas (22.23)Deividas Margevičius (21.98) 1:27.28 Q 9 2 1 Hwang Sun-woo (21.72 NR)Kim Woo-min (22.21)Won Young-jun (22.20)Lee Ho-joon (22.43) 1:28.56 NR 10 2 2 Ng Cheuk Yin (22.45)Ian Ho (20.96)Ng Yan Kin (23.10)Cheuk Ming Ho (22.53) 1:29.04 NR 11 1 3 Emre Sakçı (21.61)Doruk Tekin (22.97)Rasim Oğulcan Gör (22.35)Metin Aydın (22.49) 1:29.42 12 2 6 Hồ Nguyễn Duy Khoa (23.83)Nguyễn Hữu Kim Sơn (23.76)Trần Hưng Nguyên (23.43)Phạm Thanh Bảo (25.11) 1:36.13 1 5 Paweł Juraszek (21.93)Jakub MajerskiKacper StokowskiMarcin Cieślak DSQ 1 2 DNS 2 3
Final The final was held at 18:00.Final results Rank Lane Nation Swimmers Time Notes 4 Leonardo Deplano (21.37)Lorenzo Zazzeri (20.42)Manuel Frigo (21.21)Alessandro Miressi (20.61) 1:23.61 5 Russian Swimming Federation Andrey Minakov (21.14)Vladimir Morozov (20.61)Vladislav Grinev (20.72)Aleksandr Shchegolev (21.28) 1:23.75 6 Jesse Puts (21.30)Stan Pijnenburg (20.91)Kenzo Simons (21.16)Thom de Boer (20.41) 1:23.78 4 3 Ryan Held (20.72)Shaine Casas (20.73)Zach Apple (21.06)Kieran Smith (21.30) 1:23.81 5 2 Zhang Zhoujian (21.67)Wang Changhao (20.88)Pan Zhanle (21.14)Yang Jintong (21.81) 1:25.50 NR 6 7 Jasper Aerents (21.60)Jérôme Emo (22.16)Sebastien De Meulemeester (21.56)Thomas Thijs (21.62) 1:26.94 7 8 Danas Rapšys (21.94)Simonas Bilis (21.33)Andrius Šidlauskas (22.01)Deividas Margevičius (21.81) 1:27.09 8 1 Roman Mityukov (22.31)Thomas Hallock (21.43)Antonio Djakovic (21.61)Noè Ponti (21.75) 1:27.10
References