| Date | 20 August 2010 | 
|---|---|
| Status | YOG | 
| Location | Singapore Sports School, Singapore | 
| Participants | 20 from 19 countries | 
| Pos | Swimmer | NOC | R1 | Final | |||
|---|---|---|---|---|---|---|---|
| 1 | Péter Bernek |  HUN | 2:00.49 (1 h3) | 1:59.18 (1) | Gold | ||
| 2 | Yakov Toumarkin |  ISR | 2:02.04 (2 h3) | 1:59.39 (2) | Silver | ||
| 3 | Balázs Zámbó |  HUN | 2:04.38 (2 h2) | 2:01.60 (3) | Bronze | ||
| 4 | Ivan Biondić |  CRO | 2:03.67 (1 h2) | 2:03.40 (4) | |||
| 5 | Yusuke Yamagishi |  JPN | 2:05.32 (3 h2) | 2:04.67 (5) | |||
| 6 | Lavrans Solli |  NOR | 2:04.87 (2 h1) | 2:04.75 (6) | |||
| 7 | Austin Ringquist |  USA | 2:05.36 (3 h3) | 2:04.85 (7) | |||
| 8 | Mateusz Wysoczyński |  POL | 2:04.80 (1 h1) | 2:05.01 (8) | |||
| 9 | Christian Diener |  GER | 2:05.44 (4 h2) | – | |||
| 10 | Chad Bobrosky |  CAN | 2:06.51 (5 h2) | – | |||
| 11 | Rainer Ng |  SGP | 2:06.74 (4 h3) | – | |||
| 12 | Andriy Kovbasa |  UKR | 2:07.11 (3 h1) | – | |||
| 13 | Alexis Santos |  POR | 2:07.68 (4 h1) | – | |||
| 14 | Lin Chien-Lung |  TPE | 2:08.85 (5 h3) | – | |||
| 15 | Max Ackermann |  AUS | 2:09.18 (6 h3) | – | |||
| 16 | Bastien Soret |  BEL | 2:09.56 (5 h1) | – | |||
| 17 | Ondřej Palatka |  CZE | 2:13.98 (6 h2) | – | |||
| 18 | Mark Sammut |  MLT | 2:16.85 (6 h1) | – | |||
| 19 | Alan Abarca |  CHI | 2:17.25 (7 h2) | – | |||
| Bilal Achalhi |  MAR | – (DQ h3) | – | ||||
| Måns Hjelm |  SWE | – (DNS h1) | – | 
Top 8 times advanced to final.
| Pos | Lane | Swimmer | NOC | Time | |||
|---|---|---|---|---|---|---|---|
| 1 | – | Mateusz Wysoczyński |  POL | 2:04.80 | |||
| 2 | – | Lavrans Solli |  NOR | 2:04.87 | |||
| 3 | – | Andriy Kovbasa |  UKR | 2:07.11 | |||
| 4 | – | Alexis Santos |  POR | 2:07.68 | |||
| 5 | – | Bastien Soret |  BEL | 2:09.56 | |||
| 6 | – | Mark Sammut |  MLT | 2:16.85 | |||
| – | Måns Hjelm |  SWE | – | 
| Pos | Lane | Swimmer | NOC | Time | |||
|---|---|---|---|---|---|---|---|
| 1 | – | Ivan Biondić |  CRO | 2:03.67 | |||
| 2 | – | Balázs Zámbó |  HUN | 2:04.38 | |||
| 3 | – | Yusuke Yamagishi |  JPN | 2:05.32 | |||
| 4 | – | Christian Diener |  GER | 2:05.44 | |||
| 5 | – | Chad Bobrosky |  CAN | 2:06.51 | |||
| 6 | – | Ondřej Palatka |  CZE | 2:13.98 | |||
| 7 | – | Alan Abarca |  CHI | 2:17.25 | 
| Pos | Lane | Swimmer | NOC | Time | |||
|---|---|---|---|---|---|---|---|
| 1 | – | Péter Bernek |  HUN | 2:00.49 | |||
| 2 | – | Yakov Toumarkin |  ISR | 2:02.04 | |||
| 3 | – | Austin Ringquist |  USA | 2:05.36 | |||
| 4 | – | Rainer Ng |  SGP | 2:06.74 | |||
| 5 | – | Lin Chien-Lung |  TPE | 2:08.85 | |||
| 6 | – | Max Ackermann |  AUS | 2:09.18 | |||
| – | Bilal Achalhi |  MAR | – | 
| Pos | Lane | Swimmer | NOC | Time | |||
|---|---|---|---|---|---|---|---|
| 1 | – | Péter Bernek |  HUN | 1:59.18 | |||
| 2 | – | Yakov Toumarkin |  ISR | 1:59.39 | |||
| 3 | – | Balázs Zámbó |  HUN | 2:01.60 | |||
| 4 | – | Ivan Biondić |  CRO | 2:03.40 | |||
| 5 | – | Yusuke Yamagishi |  JPN | 2:04.67 | |||
| 6 | – | Lavrans Solli |  NOR | 2:04.75 | |||
| 7 | – | Austin Ringquist |  USA | 2:04.85 | |||
| 8 | – | Mateusz Wysoczyński |  POL | 2:05.01 |