# Swimming at the 2003 World Aquatics Championships – Men's 200 metre individual medley

The Men's 200 Individual Medley event at the 10th FINA World Aquatics Championships swam 24–25 July 2003 in Barcelona, Spain. Preliminary and Semifinal heats swam July 24; the Final was July 25.
At the start of the event, the existing World (WR) and Championship (CR) records were both:
* WR: 1:57.94 swum by Michael Phelps (USA) on June 29, 2003 in Santa Clara, USA
* CR: 1:58.16 swum by Jani Sievinen (Finland) on September 11, 1994 in Rome, Italy

## Results
### Final

| Place | Swimmer | Nation | Time | Notes |
| 1 | Michael Phelps | USA | 1:56.04 | WR |
| 2 | Ian Thorpe | Australia | 1:59.66 | NR |
| 3 | Massimiliano Rosolino | Italy | 1:59.71 | |
| 4 | Jani Sievinen | Finland | 1:59.98 | |
| 5 | George Bovell | Trinidad and Tobago | 2:00.06 | |
| 6 | Takahiro Mori | Japan | 2:01.29 | |
| 7 | Kevin Clements | USA | 2:01.51 | |
| 8 | Brian Johns | Canada | 2:01.62 | |

### Semifinals

| Rank | Heat/Lane | Swimmer | Nation | Time | Notes |
| 1 | S2 L4 | Michael Phelps | USA | 1:57.52 | q, WR |
| 2 | S2 L5 | Massimiliano Rosolino | Italy | 1:59.84 | q |
| 3 | S1 L4 | George Bovell | Trinidad and Tobago | 1:59.86 | q |
| 4 | S2 L6 | Takahiro Mori | Japan | 2:00.29 | q |
| 5 | S2 L8 | Ian Thorpe | Australia | 2:00.42 | q |
| 6 | S1 L7 | Brian Johns | Canada | 2:00.98 | q |
| 7 | S1 L5 | Kevin Clements | USA | 2:01.04 | q |
| 8 | S1 L6 | Jani Sievinen | Finland | 2:01.08 | q |
| 9 | S1 L2 | Cezar Bădiță | Romania | 2:01.58 | NR |
| 10 | S2 L2 | Oussama Mellouli | Tunisia | 2:01.64 | |
| 11 | S1 L3 | Vytautas Janušaitis | Lithuania | 2:01.67 | |
| 12 | S2 L3 | Christian Keller | Germany | 2:01.76 | |
| 13 | S2 L1 | Robin Francis | Great Britain | 2:01.89 | |
| 14 | S1 L8 | Justin Norris | Australia | 2:02.09 | |
| 15 | S1 L1 | Peng Wu | China | 2:02.38 | |
| 16 | S2 L7 | Tamás Kerékjártó | Hungary | 2:02.81 | |

### Preliminaries

| Rank | Heat+Lane | Swimmer | Nation | Time | Notes |
| 1 | H11 L4 | Michael Phelps | United States | 1:59.71 | q |
| 2 | H08 L5 | George Bovell | Trinidad and Tobago | 2:00.94 | q |
| 3 | H11 L5 | Massimiliano Rosolino | Italy | 2:01.24 | q |
| 4 | H09 L3 | Kevin Clements | United States | 2:01.43 | q |
| 5 | H11 L2 | Christian Keller | Germany | 2:01.90 | q |
| 6 | H09 L1 | Vytautas Janušaitis | Lithuania | 2:02.01 | q |
| 7 | H11 L3 | Takahiro Mori | Japan | 2:02.02 | q |
| 8 | H10 L4 | Jani Sievinen | Finland | 2:02.10 | q |
| 9 | H10 L2 | Oussama Mellouli | Tunisia | 2:02.19 | q |
| 10 | H11 L8 | Cezar Bădiță | Romania | 2:02.26 | q |
| 11 | H09 L5 | Tamás Kerékjártó | Hungary | 2:02.32 | q |
| 12 | H09 L6 | Brian Johns | Canada | 2:02.37 | q |
| 13 | H10 L7 | Robin Francis | Great Britain | 2:02.50 | q |
| 14 | H09 L8 | Peng Wu | China | 2:02.54 | q |
| 14 | H10 L5 | Ian Thorpe | Australia | 2:02.54 | q |
| 16 | H10 L6 | Justin Norris | Australia | 2:02.61 | q |
| 17 | H09 L4 | Alessio Boggiatto | Italy | 2:02.66 | |
| 18 | H08 L8 | Thiago Pereira | Brazil | 2:02.67 | |
| 19 | H11 L1 | Ioannis Kokkodis | Greece | 2:02.68 | |
| 20 | H08 L4 | Alexei Zatsepine | Russia | 2:02.82 | |
| 21 | H10 L3 | István Batházi | Hungary | 2:02.83 | |
| 22 | H11 L7 | Jiro Miki | Japan | 2:02.89 | |
| 23 | H08 L3 | Igor Berezutskiy | Russia | 2:02.90 | |
| 24 | H10 L1 | Dean Kent | New Zealand | 2:02.92 | |
| 25 | H09 L7 | Tao Zhao | China | 2:03.23 | |
| 26 | H07 L3 | Guntars Deičmans | Latvia | 2:03.77 | |
| 27 | H07 L2 | Sergiy Sergeyev | Ukraine | 2:04.13 | |
| 28 | H06 L4 | Mihail Alexandrov | Bulgaria | 2:04.36 | |
| 29 | H08 L2 | Krešimir Čač | Croatia | 2:04.46 | |
| 30 | H11 L6 | Jens Kruppa | Germany | 2:04.73 | |
| 31 | H06 L5 | Theo Verster | South Africa | 2:04.85 | |
| 32 | H06 L6 | Marko Milenkovič | Slovenia | 2:05.17 | |
| 33 | H07 L4 | Jan Vitazka | Czech Republic | 2:05.28 | |
| 34 | H07 L5 | Carlos Sayao | Canada | 2:05.47 | |
| 35 | H07 L1 | Yves Platel | Switzerland | 2:05.64 | |
| 36 | H08 L6 | Terence Parkin | South Africa | 2:05.66 | |
| 37 | H08 L7 | Michael Halika | Israel | 2:05.68 | |
| 38 | H06 L2 | Miguel Molina | Philippines | 2:06.53 | |
| 39 | H06 L3 | Paulius Andrijauskas | Lithuania | 2:06.95 | |
| 40 | H07 L7 | Aleksandar Miladinovski | Macedonia | 2:07.33 | |
| 41 | H06 L7 | Oleg Pukhnaty | Uzbekistan | 2:07.54 | |
| 42 | H05 L6 | Malick Fall | Senegal | 2:07.65 | |
| 43 | H06 L1 | Orel Oral | Turkey | 2:07.84 | |
| 44 | H07 L6 | Andrew Bree | Ireland | 2:07.90 | |
| 45 | H05 L2 | Raouf Benabid | Algeria | 2:09.82 | |
| 46 | H05 L4 | Francisco Picasso | Uruguay | 2:10.25 | |
| 47 | H05 L1 | Kunakorn Yimsomruay | Thailand | 2:11.05 | |
| 48 | H06 L8 | Andrew Mackay | Cayman Islands | 2:11.15 | |
| 49 | H05 L7 | David Cartin | Costa Rica | 2:11.31 | |
| 50 | H05 L8 | Marcos Burgos | Chile | 2:11.86 | |
| 51 | H05 L3 | George Demetriades | Cyprus | 2:11.87 | |
| 52 | H05 L5 | Yi-Khy Saw | Malaysia | 2:11.88 | |
| 53 | H04 L4 | Khaly Ciss | Senegal | 2:11.97 | |
| 54 | H04 L6 | Rehan Poncha | India | 2:12.75 | |
| 55 | H10 L8 | Dmytro Nazarenko | Ukraine | 2:14.05 | |
| 56 | H04 L3 | Carlos Melendez | El Salvador | 2:14.80 | |
| 57 | H03 L3 | Youssef Hafdi | Morocco | 2:14.81 | |
| 58 | H04 L1 | Jonathan Mauri | Costa Rica | 2:14.92 | |
| 59 | H02 L4 | Kevin Hensley | Virgin Islands | 2:15.74 | |
| 60 | H03 L2 | Ranui Teriipaia | Tahiti | 2:15.86 | |
| 61 | H03 L5 | Dean Palacios | Northern Mariana Islands | 2:16.56 | |
| 62 | H03 L8 | Roy Barahona | Honduras | 2:16.91 | |
| 63 | H04 L7 | Obied Ahmed Al Jassimi | United Arab Emirates | 2:17.02 | |
| 64 | H02 L5 | Kenny Roberts | Seychelles | 2:17.10 | |
| 65 | H04 L2 | James Walsh | Philippines | 2:17.22 | |
| 66 | H03 L4 | Sergey Tsoy | Uzbekistan | 2:18.65 | |
| 67 | H02 L7 | Joao Matias | Angola | 2:18.77 | |
| 68 | H03 L6 | Marc Dansou | Benin | 2:20.29 | |
| 69 | H03 L7 | Seung Gin Lee | Northern Mariana Islands | 2:20.56 | |
| 70 | H02 L3 | Fernando Medrano | Nicaragua | 2:24.61 | |
| 71 | H02 L1 | Hei Meng Lao | Macau | 2:24.81 | |
| 72 | H03 L1 | Daniel Kang | Guam | 2:25.12 | |
| 73 | H01 L6 | Yann Lausan | Tahiti | 2:27.33 | |
| 74 | H04 L5 | Aung Kyaw Moe | Myanmar | 2:29.15 | |
| 75 | H01 L4 | Kin-Vincent Duenas | Guam | 2:30.84 | |
| 76 | H01 L5 | Chisela Kanchela | Zambia | 2:31.15 | |
| 77 | H01 L3 | Muzeya Muzyamba | Zambia | 2:32.18 | |
| 78 | H02 L6 | Ahmed Ouattara Zie | Ivory Coast | 2:40.79 | |
| - | H08 L1 | Diogo Yabe | Brazil | DQ | |
| - | - | Peter Mankoč | Slovenia | DNS | |
| - | - | Jean-Luc Razakarivony | Madagascar | DNS | |
| - | - | Nuno Rola | Angola | DNS | |