# Swimming at the 2018 Commonwealth Games – Men's 4 × 100 metre medley relay

The men's 4 × 100 metre medley relay event at the 2018 Commonwealth Games as part of the swimming program took place on 10 April at the Gold Coast Aquatic Centre.

## Records

Prior to this competition, the existing world and Commonwealth Games records were as follows.
| World record | United States (USA) | 3:27.28 | Rome, Italy | 2 August 2009 |
| Commonwealth record | Australia (AUS) | 3:28.64 | Rome, Italy | 2 August 2009 |
| Games record | England (ENG) | 3:31.51 | Glasgow, United Kingdom | 29 July 2014 |
The following records were established during the competition:
| Date | Event | Nation | Swimmers | Time | Record |
| 10 April | Final | Australia | Mitch Larkin (53.14) Jake Packard (59.29) Grant Irvine (51.36) Kyle Chalmers (47.25) | 3:31.04 | GR |

## Results
### Heats

The heats were held at 11:31.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 2 | 4 | Australia | Bradley Woodward (54.01) Matt Wilson (59.03) David Morgan (52.14) Jack Cartwright (48.43) | 3:33.61 | Q |
| 2 | 2 | 6 | England | Elliot Clogg (55.62) James Wilby (59.19) Jacob Peters (53.27) David Cumberlidge (48.60) | 3:36.68 | Q |
| 3 | 1 | 4 | Scotland | Stephen Milne (55.55) Craig Benson (1:00.29) Sean Campsie (53.53) Jack Thorpe (49.42) | 3:38.79 | Q |
| 4 | 2 | 5 | Canada | Markus Thormeyer (55.32) Elijah Wall (1:01.27) Josiah Binnema (54.08) Ruslan Gaziev (50.12) | 3:40.79 | Q |
| 5 | 2 | 2 | South Africa | Martin Binedell (56.15) Michael Houlie (1:02.18) Ryan Coetzee (54.04) Calvyn Justus (50.07) | 3:42.44 | Q |
| 6 | 1 | 5 | Northern Ireland | Conor Ferguson (55.21) Jamie Graham (1:03.01) Jordan Sloan (54.89) David Thompson (49.88) | 3:42.99 | Q |
| 7 | 1 | 2 | Mozambique | Erico Cuna (1:01.62) Ludovico Corsini (1:04.69) Igor Mogne (57.13) Denilson da Costa (52.47) | 3:55.91 | Q |
| 8 | 2 | 3 | Mauritius | Mathieu Marquet (1:01.25) Jonathan Chung Yee (1:06.74) Gregory Anodin (1:02.23) Bradley Vincent (54.29) | 4:04.51 | Q |
| 9 | 1 | 3 | Gibraltar | Jordan Gonzalez (1:02.96) James Sanderson (1:11.29) Aidan Carrol (58.20) Matt Savitz (55.62) | 4:08.07 | |
| 10 | 1 | 6 | Papua New Guinea | Josh Tarere (1:07.32) Ashley Seeto (1:08.30) Samuel Seghers (58.64) Leonard Kalate (55.00) | 4:09.26 | |

### Final

The final was held at 21:52.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 4 | Australia | Mitch Larkin (53.14) Jake Packard (59.29) Grant Irvine (51.36) Kyle Chalmers (47.25) | 3:31.04 | GR |
| | 5 | England | Luke Greenbank (54.61) Adam Peaty (57.64) James Guy (50.95) Ben Proud (47.93) | 3:31.13 | |
| | 2 | South Africa | Calvyn Justus (55.79) Cameron van der Burgh (59.20) Chad le Clos (50.10) Brad Tandy (49.70) | 3:34.79 | |
| 4 | 3 | Scotland | Craig McNally (55.24) Ross Murdoch (59.36) Mark Szaranek (52.93) Duncan Scott (47.62) | 3:35.15 | |
| 5 | 6 | Canada | Markus Thormeyer (54.61) Elijah Wall (1:01.34) Josiah Binnema (52.28) Yuri Kisil (47.89) | 3:36.12 | |
| 6 | 7 | Northern Ireland | Conor Ferguson (54.58) Jamie Graham (1:02.85) James Brown (55.10) Jordan Sloan (48.55) | 3:41.08 | |
| 7 | 1 | Mozambique | Erico Cuna (1:00.97) Ludovico Corsini (1:04.19) Igor Mogne (54.55) Denilson da Costa (52.70) | 3:52.41 | |
| 8 | 8 | Mauritius | Bradley Vincent (1:00.00) Jonathan Chung Yee (1:06.13) Mathieu Marquet (57.98) Gregory Anodin (53.18) | 3:57.29 | |