# Swimming at the 2019 World Aquatics Championships – Men's 4 × 100 metre freestyle relay

The Men's 4 × 100 metre freestyle relay competition at the 2019 World Championships was held on 21 July 2019.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | United States | 3:08.24 | Beijing, China | 11 August 2008 |
| Competition record | United States | 3:09.21 | Rome, Italy | 26 July 2009 |
The following new records were set during this competition.
| Date | Event | Nation | Time | Record |
| 21 July | Final | United States | 3:09.06 | CR |

## Results
### Heats

The heats were held at 12:32.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 1 | 5 | United States | Townley Haas (48.60) Blake Pieroni (47.32) Michael Chadwick (47.92) Zach Apple (47.47) | 3:11.31 | Q |
| 2 | 2 | 1 | Great Britain | Duncan Scott (48.18) James Guy (47.77) Ben Proud (48.43) Scott McLay (48.04) | 3:12.42 | Q |
| 3 | 2 | 4 | Russia | Evgeny Rylov (48.31) Andrey Minakov (48.94) Kliment Kolesnikov (47.96) Vladislav Grinev (47.43) | 3:12.64 | Q |
| 4 | 3 | 5 | Australia | Cameron McEvoy (48.29) Clyde Lewis (47.99) Alexander Graham (48.39) Kyle Chalmers (47.98) | 3:12.65 | Q |
| 5 | 3 | 3 | Italy | Santo Condorelli (48.67) Manuel Frigo (47.90) Alessandro Bori (48.49) Alessandro Miressi (47.60) | 3:12.66 | Q |
| 6 | 3 | 4 | Brazil | Marcelo Chierighini (48.20) Pedro Spajari (48.14) André Calvelo (48.44) Breno Correia (48.19) | 3:12.97 | Q |
| 7 | 3 | 8 | France | Clément Mignon (48.26) Jérémy Stravius (48.21) Tom Paco Pedroni (48.41) Mehdy Metella (48.16) | 3:13.04 | Q |
| 8 | 3 | 2 | Hungary | Dominik Kozma (48.92) Nándor Németh (48.36) Richárd Bohus (48.79) Szebasztián Szabó (47.83) | 3:13.90 | Q |
| 9 | 2 | 5 | Japan | Katsumi Nakamura (48.48) Shinri Shioura (48.92) Katsuhiro Matsumoto (47.95) Akira Namba (48.81) | 3:14.16 | |
| 10 | 2 | 2 | Greece | Andreas Vazaios (49.22) Kristian Golomeev (47.60) Ioannis Georgarakis (49.50) Apostolos Christou (48.12) | 3:14.44 | |
| 11 | 2 | 7 | Germany | Damian Wierling (48.80) Marius Kusch (48.64) Josha Salchow (48.46) Christoph Fildebrandt (48.68) | 3:14.58 | |
| 12 | 3 | 6 | Poland | Kacper Majchrzak (48.95) Przemysław Gawrysiak (49.64) Jan Hołub (48.13) Jakub Kraska (48.06) | 3:14.78 | |
| 13 | 2 | 6 | Canada | Markus Thormeyer (48.80) Yuri Kisil (48.32) William Pisani (49.21) Carson Olafson (48.73) | 3:15.06 | |
| 14 | 3 | 9 | Belgium | Sebastien De Meulemeester (49.29) Jasper Aerents (48.81) Thomas Thijs (48.49) Pieter Timmers (48.75) | 3:15.34 | |
| 15 | 3 | 1 | Serbia | Velimir Stjepanović (49.59) Uroš Nikolić (48.48) Andrej Barna (48.29) Nikola Aćin (49.36) | 3:15.72 | |
| 16 | 3 | 7 | Netherlands | Jesse Puts (49.15) Nyls Korstanje (49.06) Kyle Stolk (48.34) Stan Pijnenburg (49.22) | 3:15.77 | |
| 17 | 2 | 3 | China | Yu Hexin (49.80) Yang Jintong (49.00) Cao Jiwen (48.87) He Junyi (48.56) | 3:16.23 | |
| 18 | 2 | 8 | Singapore | Joseph Schooling (49.32) Quah Zheng Wen (48.76) Jonathan Tan Eu Jin (49.63) Darren Chua Yi Shou (48.95) | 3:16.66 | NR |
| 19 | 1 | 1 | Switzerland | Roman Mityukov (49.42) Nils Liess (48.81) Antonio Djakovic (49.03) Aleksi Schmid (49.59) | 3:16.85 | |
| 20 | 3 | 0 | Ireland | Shane Ryan (49.40) Robert Powell (49.63) Jordan Sloan (48.72) Jack McMillan (49.63) | 3:17.38 | NR |
| 21 | 1 | 3 | Turkey | Hüseyin Emre Sakçı (49.43) İskender Başlakov (49.53) Kemal Arda Gürdal (49.61) Yalım Acımış (49.44) | 3:18.01 | |
| 22 | 2 | 0 | South Korea | Hwang Sun-woo (50.08) Jang Dong-hyeok (49.45) Park Seon-kwan (49.76) Yang Jae-hoon (48.80) | 3:18.09 | |
| 23 | 2 | 9 | Chinese Taipei | Wang Hsing-hao (50.45) Wang Yu-lian (50.10) Lin Chien-liang (51.01) An Ting-yao (50.25) | 3:21.81 | |
| 24 | 1 | 7 | Hong Kong | Nicholas Lim (51.34) Ian Ho Yentou (49.84) Cheuk Yin Ng (51.78) Ming Ho Cheuk (50.53) | 3:23.49 | |
| 25 | 1 | 6 | Malaysia | Welson Sim (50.47) Chan Jie (51.77) Tern Tern Jian Han (52.65) Faang der Tiaa (55.06) | 3:29.95 | |
| | 1 | 2 | Egypt | Mohamed Samy (49.59) Ali Khalafalla (48.79) Marwan Elkamash (51.92) Abdelrahman Sameh | Disqualified | Disqualified |
| | 1 | 4 | Israel | Tomer Frankel (49.62) Meiron Cheruti Yakov Toumarkin Daniel Namir | Disqualified | Disqualified |

### Final

The final was held at 21:23.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 4 | United States | Caeleb Dressel (47.63) Blake Pieroni (47.49) Zach Apple (46.86) Nathan Adrian (47.08) | 3:09.06 | CR |
| | 3 | Russia | Vladislav Grinev (47.83) Vladimir Morozov (47.62) Kliment Kolesnikov (47.50) Evgeny Rylov (47.02) | 3:09.97 | |
| | 6 | Australia | Cameron McEvoy (48.44) Clyde Lewis (47.61) Alexander Graham (48.11) Kyle Chalmers (47.06) | 3:11.22 | |
| 4 | 2 | Italy | Santo Condorelli (48.72) Manuel Frigo (47.29) Luca Dotto (47.81) Alessandro Miressi (47.57) | 3:11.39 | NR |
| 5 | 5 | Great Britain | Duncan Scott (47.97) James Guy (47.72) Ben Proud (48.27) Scott McLay (47.85) | 3:11.81 | |
| 6 | 7 | Brazil | Marcelo Chierighini (48.10) Pedro Spajari (48.14) Bruno Fratus (47.78) Breno Correia (47.97) | 3:11.99 | |
| 7 | 8 | Hungary | Dominik Kozma (48.59) Kristóf Milák (48.05) Péter Holoda (48.53) Nándor Németh (47.68) | 3:12.85 | |
| 8 | 1 | France | Clément Mignon (48.25) Jérémy Stravius (48.33) Tom Paco Pedroni (48.92) Mehdy Metella (47.84) | 3:13.34 | |