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

The Men's 200 Butterfly event at the 10th FINA World Aquatics Championships swam 22 – 23 July 2003 in Barcelona, Spain. Preliminary and Semifinal heats were on July 22, with the preliminaries during the morning session and the semifinals during the evening session. The Final swam during the evening session on July 23.
At the start of the event, the existing World (WR) and Championship (CR) records were both:

## Results
### Final

| Place | Swimmer | Nation | Time |
| 1 | Michael Phelps | USA | 1:54.35 |
| 2 | Takashi Yamamoto | Japan | 1:55.52 |
| 3 | Tom Malchow | USA | 1:55.66 |
| 4 | Steve Parry | Great Britain | 1:56.10 |
| 5 | Denis Sylantyev | Ukraine | 1:56.36 |
| 6 | Serhiy Advena | Ukraine | 1:57.21 |
| 7 | Justin Norris | Australia | 1:58.22 |
| 8 | Travis Nederpelt | Australia | 1:58.95 |

### Semifinals

| Rank | Heat+Lane | Swimmer | Nation | Time | Notes |
| 1 | S2 L4 | Michael Phelps | USA | 1:53.93 | q, WR |
| 2 | S2 L5 | Tom Malchow | USA | 1:55.90 | q |
| 2 | S2 L2 | Steve Parry | Great Britain | 1:55.90 | q |
| 4 | S1 L4 | Takashi Yamamoto | Japan | 1:56.35 | q |
| 5 | S2 L8 | Denis Sylantyev | Ukraine | 1:56.96 | q |
| 6 | S2 L7 | Travis Nederpelt | Australia | 1:57.28 | q |
| 7 | S2 L6 | Justin Norris | Australia | 1:57.31 | q |
| 8 | S1 L7 | Serhiy Advena | Ukraine | 1:57.32 | q |
| 9 | S2 L3 | Peng Wu | China | 1:57.60 | q |
| 10 | S1 L2 | Ioan Gherghel | Romania | 1:57.97 | q |
| 10 | S1 L6 | Anatoli Poliakov | Russia | 1:57.97 | q |
| 12 | S1 L5 | Ioannis Drymonakos | Greece | 1:58.34 | q |
| 13 | S1 L1 | Kaio Almeida | Brazil | 1:58.83 | q |
| 14 | S1 L3 | Paweł Korzeniowski | Poland | 1:59.10 | q |
| 15 | S1 L8 | Nikolai Skvortsov | Russia | 1:59.21 | q |
| 16 | S2 L1 | Helge Meeuw | Germany | 1:59.96 | q |

### Preliminaries

| Rank | Heat+Lane | Swimmer | Nation | Time | Notes |
| 1 | H8 L4 | Michael Phelps | United States | 1:55.70 | q |
| 2 | H8 L5 | Takashi Yamamoto | Japan | 1:56.95 | q |
| 3 | H7 L4 | Tom Malchow | United States | 1:57.25 | q |
| 4 | H9 L2 | Ioannis Drymonakos | Greece | 1:57.83 | q |
| 5 | H7 L5 | Peng Wu | China | 1:57.96 | q |
| 6 | H8 L7 | Paweł Korzeniowski | Poland | 1:58.06 | q |
| 7 | H8 L3 | Justin Norris | Australia | 1:58.09 | q |
| 7 | H9 L3 | Anatoli Poliakov | Russia | 1:58.09 | q |
| 9 | H9 L3 | Steve Parry | Great Britain | 1:58.11 | q |
| 10 | H7 L3 | Ioan Gherghel | Romania | 1:58.24 | q |
| 11 | H7 L2 | Travis Nederpelt | Australia | 1:58.25 | q |
| 12 | H8 L2 | Serhiy Advena | Ukraine | 1:58.62 | q |
| 13 | H4 L6 | Helge Meeuw | Germany | 1:58.64 | q |
| 14 | H7 L1 | Kaio Almeida | Brazil | 1:58.83 | q |
| 15 | H9 L5 | Denys Sylantyev | Ukraine | 1:58.86 | q |
| 16 | H8 L8 | Nikolai Skvortsov | Russia | 1:59.00 | q |
| 17 | H9 L7 | Kyu Chul Han | South Korea | 1:59.57 | |
| 18 | H9 L1 | Pedro Monteiro | Brazil | 1:59.75 | |
| 19 | H8 L6 | Kentaro Usuda | Japan | 1:59.83 | |
| 20 | H6 L1 | Andrew Livingston | Puerto Rico | 1:59.89 | |
| 21 | H7 L6 | David Kolozar | Hungary | 2:00.09 | |
| 22 | H7 L7 | Brian Johns | Canada | 2:00.48 | |
| 23 | H6 L4 | Johannes Dietrich | Germany | 2:00.57 | |
| 24 | H6 L3 | Huazhang Zheng | China | 2:00.60 | |
| 25 | H6 L5 | Tero Välimaa | Finland | 2:01.12 | |
| 26 | H6 L7 | Philipp Gilgen | Switzerland | 2:01.26 | |
| 27 | H9 L4 | Franck Esposito | France | 2:01.35 | |
| 28 | H6 L6 | Viktor Bodrogi | Hungary | 2:01.49 | |
| 29 | H7 L8 | Luís Monteiro | Portugal | 2:01.57 | |
| 30 | H5 L2 | Georgi Palazov | Bulgaria | 2:01.58 | |
| 31 | H9 L8 | Juan Pablo Valdivieso | Peru | 2:01.69 | |
| 32 | H6 L8 | Jae Hyon Joe | South Korea | 2:01.87 | |
| 33 | H5 L3 | Michael Halika | Israel | 2:02.45 | |
| 34 | H5 L4 | Dean Kent | New Zealand | 2:02.66 | |
| 35 | H5 L6 | Aghiles Slimani | Algeria | 2:03.18 | |
| 36 | H5 L1 | Zoran Lazarovski | Macedonia | 2:03.69 | |
| 37 | H5 L5 | Theo Verster | South Africa | 2:04.14 | |
| 38 | H5 L7 | Paulius Andrijauskas | Lithuania | 2:04.80 | |
| 39 | H3 L5 | Sergio Cabrera | Paraguay | 2:04.89 | |
| 40 | H3 L4 | Carlo Piccio | Philippines | 2:05.44 | |
| 41 | H4 L5 | Luc Decker | Luxembourg | 2:06.18 | |
| 42 | H4 L2 | Anovar Bennaceur | Tunisia | 2:06.24 | |
| 43 | H4 L3 | Oleg Lyashko | Uzbekistan | 2:06.48 | |
| 44 | H4 L1 | Shui Ki Szeto | Hong Kong | 2:06.80 | |
| 45 | H5 L8 | James Walsh | Philippines | 2:07.46 | |
| 46 | H3 L8 | Rehan Poncha | India | 2:08.05 | |
| 47 | H4 L4 | Oleg Pukhnaty | Uzbekistan | 2:08.57 | |
| 48 | H3 L2 | Marcos Burgos | Chile | 2:08.87 | |
| 49 | H2 L5 | Jorge Arturo Arce | Costa Rica | 2:09.04 | |
| 50 | H4 L7 | William Muriel | Ecuador | 2:09.07 | |
| 51 | H3 L7 | Roy Barahona | Honduras | 2:10.31 | |
| 52 | H3 L3 | Rafael de Leon Alfaro | Guatemala | 2:10.38 | |
| 53 | H3 L6 | David Cartin | Costa Rica | 2:10.88 | |
| 54 | H2 L3 | Günther Streit | Namibia | 2:10.99 | |
| 55 | H2 L4 | Bertrand Bristol | Seychelles | 2:11.59 | |
| 56 | H2 L1 | Jean Paul Adam | Seychelles | 2:13.44 | |
| 57 | H2 L2 | Dean Palacios | Northern Mariana Islands | 2:15.33 | |
| 58 | H3 L1 | Ivan Grougnet | Andorra | 2:15.45 | |
| 59 | H4 L8 | Mohammed Al-Yousef | Saudi Arabia | 2:15.46 | |
| 60 | H1 L4 | Nuno Rola | Angola | 2:18.32 | |
| 61 | H2 L6 | Ben Wells | Papua New Guinea | 2:19.84 | |
| 62 | H2 L8 | Yann Lausan | Tahiti | 2:20.12 | |
| - | - | Christian Galenda | Italy | DNS | |
| - | - | Simão Morgado | Portugal | DNS | |
| - | - | Raad Awisat | Palestine | DNS | |
| - | - | Landry Degnifo Enokorin | Ivory Coast | DNS | |