Swimming at the 2003 World Aquatics Championships – Men's 4 × 200 metre freestyle relay
# Swimming at the 2003 World Aquatics Championships – Men's 4 × 200 metre freestyle relay

The Men's 4×200 Freestyle Relay event at the 10th FINA World Aquatics Championships swam on July 23, 2003. Preliminary heats swam in the morning session that day, with the top eight teams advancing to swim again in the Final that evening.

At the start of the event, the existing World (WR) and Championship (CR) records were both:

## Results

### Final

| Rank | Nation | Swimmers | Time |
| - | - | - | - |
| 1 | Australia | Grant Hackett, Craig Stevens, Nicholas Sprenger, Ian Thorpe | 7:08.58 |
| 2 | USA | Michael Phelps, Nate Dusing, Aaron Peirsol, Klete Keller | 7:10.26 |
| 3 | Germany | Johannes Oesterling, Lars Conrad, Stefan Herbst, Christian Keller | 7:14.02 |
| 4 | Italy | Matteo Pelliciari, Emiliano Brembilla, Federico Cappellazzo, Massimiliano Rosolino | 7:14.32 |
| 5 | Canada | Brian Johns, Mike Mintenko, Mark Johnston, Rick Say | 7:17.38 |
| 6 | Great Britain | Simon Burnett, Ross Davenport, Robin Francis, Edward Sinclair | 7:18.99 |
| 7 | Greece | Nikolaos Xylouris, Athanasios Oikonomou, Andreas Zisimos, Dimitros Manganas | 7:20.60 |
| 8 | China | Yu Liu, Peng Wu, Shaohua Huang, Zuo Chen | 7:27.96 |

### Preliminaries

| Rank | Heat/Lane | Nation | Swimmers | Time | Notes |
| - | - | - | - | - | - |
| 1 | H2 L4 | United States | Scott Goldblatt, Chad Carvin Kevin Clements, Klete Keller | 7:15.91 | q |
| 2 | H3 L4 | Australia | Antony Matkovich, Nicholas Sprenger Jason Cram, Craig Stevens | 7:17.68 | q |
| 3 | H1 L4 | Italy | Filippo Magnini, Alessio Boggiatto Matteo Pelliciari, Christian Galenda | 7:19.61 | q |
| 4 | H2 L5 | Germany | Johannes Oesterling, Lars Conrad Helge Meeuw, Christian Keller | 7:19.67 | q |
| 5 | H3 L5 | Canada | Brian Johns, Rick Say Mark Johnston, Brent Hayden | 7:20.30 | q |
| 6 | H3 L3 | Great Britain | Simon Burnett, Ross Davenport Adam Faulkner, Edward Sinclair | 7:20.86 | q |
| 7 | H1 L5 | Greece | Nikolaos Xylouris, Athanasios Oikonomou Andreas Zisimos, Dimitros Manganas | 7:21.27 | q |
| 8 | H1 L3 | China | Yu Liu, Peng Wu Shaohua Huang, Zuo Chen | 7:21.74 | q |
| 9 | H3 L6 | Brazil | Rodrigo Castro, Gustavo Borges Rafael Mosca, Carlos Jayme | 7:25.33 | |
| 10 | H3 L7 | Netherlands | Martijn Zuijdweg, Arnold van Bavel Thomas Felten, Klaas Erik Zwering | 7:25.46 | |
| 11 | H1 L6 | Ukraine | Sergiy Fesenko, Yuri Yegoshin Dmytro Vereitinov, Maksym Kokosha | 7:25.53 | |
| 12 | H2 L3 | Spain | Olaf Wildeboer, Javier Nunez Albert Medrano, Marco Rivera | 7:29.89 | |
| 13 | H2 L6 | Switzerland | Dominik Meichtry, Gerry Strasser David Richard, Philipp Gilgen | 7:33.00 | |
| 14 | H2 L2 | Chile | Gian Carlo Zolezzi, Carlos Castro Roberto Peñailillo, Max Schnettler | 7:42.73 | |
| 15 | H1 L2 | Uzbekistan | Timur Irgashev, Petr Vasilev Sergey Tsoy, Alexander Agafonov | 7:54.27 | |
| 16 | H2 L7 | Seychelles | Kenny Roberts, Bertrand Bristol Barnsley Albert, Jean Paul Adam | 8:23.35 | |
| - | - | Slovenia | | DNS | |
