2021 FINA World Swimming Championships (25 m) – Men's 4 × 100 metre freestyle relay

Men's 4 × 100 metre freestyle relay at the 2021 FINA World Swimming Championships (25 m)
Venue	Etihad Arena
Location	Abu Dhabi, United Arab Emirates
Dates	16 December (heats and final)
Competitors	64 from 15 nations
Teams	15
Winning time	3:03.45
Medalists
Kliment Kolesnikov Andrey Minakov Vladislav Grinev Aleksandr Shchegolev Vladimir Morozov Daniil Markov   Alessandro Miressi Thomas Ceccon Leonardo Deplano Lorenzo Zazzeri Manuel Frigo   Italy   Ryan Held Hunter Tapp Shaine Casas Zach Apple Tom Shields   United States

The Men's 4 × 100 metre freestyle relay competition of the 2021 FINA World Swimming Championships (25 m) was held on 16 December 2021.

Records

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

World record	United States (USA)	3:03.03	Hangzhou, China	11 December 2018
Competition record	United States (USA)	3:03.03	Hangzhou, China	11 December 2018

Results

Heats

The heats were started at 12:29.

Rank	Heat	Lane	Nation	Swimmers	Time	Notes
1	1	4	Russian Swimming Federation	Vladimir Morozov (47.07) Aleksandr Shchegolev (46.01) Andrey Minakov (45.94) Daniil Markov (47.00)	3:06.02	Q
2	2	4	United States	Shaine Casas (46.93) Tom Shields (47.07) Hunter Tapp (46.61) Ryan Held (46.17)	3:06.78	Q
3	2	5	Italy	Alessandro Miressi (46.76) Lorenzo Zazzeri (46.79) Leonardo Deplano (46.43) Manuel Frigo (47.02)	3:07.00	Q
4	1	6	Netherlands	Stan Pijnenburg (46.65) Thom de Boer (46.28) Nyls Korstanje (47.03) Jesse Puts (47.20)	3:07.16	Q, NR
5	1	3	Brazil	Gabriel Santos (46.91) Fernando Scheffer (47.03) Kaique Alves (47.13) Breno Correia (47.33)	3:08.40	Q
6	2	3	Great Britain	Matthew Richards (47.49) Edward Mildred (47.92) Tom Dean (47.02) Ben Proud (46.82)	3:09.25	Q, NR
7	2	2	China	Yang Jintong (48.77) Pan Zhanle (46.37) Hong Jinquan (47.39) Wang Changhao (46.88)	3:09.41	Q, NR
8	2	6	Switzerland	Roman Mityukov (48.06) Antonio Djakovic (47.18) Thomas Hallock (48.66) Robin Yeboah (48.83)	3:12.73	Q, NR
9	1	5	Ireland	Jack McMillan (47.82) Calum Bain (47.67) Brendan Hyland (48.88) Jordan Sloan (48.57)	3:12.94
10	1	1	Hong Kong	Cheuk Ming Ho (48.76) Ian Ho (47.81) Ng Yan Kin (50.01) Ng Cheuk Yin (48.86)	3:15.44	NR
11	1	7	South Korea	Won Young-jun (48.87) Moon Seung-woo (49.77) Kim Woo-min (48.78) Lee Ho-joon (49.06)	3:16.48	NR
12	2	7	Turkey	Baturalp Ünlü (48.45) Efe Turan (49.60) Metin Aydın (49.10) Berke Saka (49.95)	3:17.10
13	2	1	Egypt	Mohamed Samy (49.98) Marwan Elkamash (51.11) Abdelrahman Sameh (48.37) Youssef Ramadan (49.03)	3:18.49	NR
14	2	8	Kuwait	Waleed Abdulrazzaq (49.49) Ali Al-Zamil (53.09) Sauod Al-Shamroukh (52.66) Faisal Al-Tannak (53.30)	3:28.54
15	1	8	Vietnam	Nguyễn Hữu Kim Sơn (51.87) Trần Hưng Nguyên (50.94) Hồ Nguyễn Duy Khoa (52.76) Phạm Thanh Bảo (57.90)	3:33.47
	1	2	Singapore		DNS

Final

The final was held at 19:56.

Rank	Lane	Nation	Swimmers	Time	Notes
	4	Russian Swimming Federation	Kliment Kolesnikov (46.44) Andrey Minakov (45.61) Vladislav Grinev (45.87) Aleksandr Shchegolev (45.53)	3:03.45
	3	Italy	Alessandro Miressi (46.12) Thomas Ceccon (45.71) Leonardo Deplano (45.98) Lorenzo Zazzeri (45.80)	3:03.61	NR
	5	United States	Ryan Held (45.75) Hunter Tapp (46.78) Shaine Casas (46.50) Zach Apple (46.39)	3:05.42
4	6	Netherlands	Stan Pijnenburg (46.64) Thom de Boer (46.60) Nyls Korstanje (46.82) Jesse Puts (46.04)	3:06.10	NR
5	1	China	Pan Zhanle (47.43) Wang Changhao (47.32) Hong Jinquan (46.91) Yang Jintong (48.45)	3:10.11
6	7	Great Britain	Tom Dean (47.35) Ben Proud (47.60) Edward Mildred (47.57) Matthew Richards (47.67)	3:10.19
7	8	Switzerland	Roman Mityukov (47.67) Antonio Djakovic (47.21) Thomas Hallock (48.25) Robin Yeboah (48.40)	3:11.53	NR
	2	Brazil	Gabriel Santos (47.21) Fernando Scheffer Kaique Alves Breno Correia	DSQ