# Swimming at the 2010 Commonwealth Games – Men's 100 metre butterfly

The Men's 100 metre butterfly event at the 2010 Commonwealth Games took place on 7 and 8 October 2010, at the SPM Swimming Pool Complex. Ryan Pini of Papua New Guinea was the defending champion, and was in Delhi to defend his title, appearing as one of his country's best hopes for a medal.
Five heats were held, with most containing the maximum number of swimmers (eight). The top sixteen advanced to the semifinals and the top eight from there qualified for the finals.

## Records

Prior to this competition, the existing world and Commonwealth Games records were as follows.
| World record | Michael Phelps (USA) | 49.82 | Rome, Italy | 1 August 2009 |
| Commonwealth record | | | | |
| Games record | Geoff Huegill (AUS) | 52.36 | Manchester, United Kingdom | 30 July 2002 |
The following records were established during the competition:
| Date | Event | Name | Nationality | Time | Record |
| 8 October | Final | Geoff Huegill | Australia | 51.69 | CG |

## Results
### Heats

The heats began at 8:30am.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 4 | Geoff Huegill | Australia | 52.87 | Q |
| 2 | 4 | 5 | Chris Wright | Australia | 53.89 | Q |
| 3 | 3 | 6 | Andrew Mayor | Scotland | 53.94 | Q |
| 4 | 5 | 3 | Ryan Pini | Papua New Guinea | 54.17 | Q |
| 5 | 3 | 5 | Antony James | England | 54.19 | Q |
| 6 | 3 | 2 | Shaune Fraser | Cayman Islands | 54.38 | Q |
| 7 | 5 | 5 | Michael Rock | England | 54.42 | Q |
| 8 | 4 | 2 | Stefan Hirniak | Canada | 54.51 | Q |
| 9 | 4 | 3 | Moss Burmester | New Zealand | 54.69 | Q |
| 10 | 5 | 4 | Jason Dunford | Kenya | 54.85 | Q |
| 11 | 5 | 2 | Ian Powell | Guernsey | 55.04 | Q |
| 12 | 5 | 6 | Daniel Bego | Malaysia | 55.13 | Q |
| 13 | 3 | 7 | Virdhawal Khade | India | 55.17 | Q |
| 14 | 5 | 7 | Cadell Lyons | Trinidad and Tobago | 55.86 | Q |
| 15 | 4 | 7 | Cameron Brodie | Scotland | 56.20 | Q |
| 16 | 4 | 8 | Jarryd Gregoire | Trinidad and Tobago | 56.55 | Q |
| 17 | 4 | 6 | Chad le Clos | South Africa | 56.56 | |
| 18 | 5 | 1 | Joshua Mc Leod | Trinidad and Tobago | 56.68 | |
| 19 | 3 | 1 | Dzulhaili Kamal | Singapore | 56.82 | |
| 20 | 1 | 3 | Arjun Muralidharan | India | 57.24 | |
| 21 | 4 | 1 | Conor Leaney | Northern Ireland | 58.11 | |
| 22 | 5 | 8 | Arren Quek | Singapore | 58.50 | |
| 23 | 2 | 5 | Ben Lowndes | Guernsey | 59.41 | |
| 24 | 2 | 4 | Luke Hall | Swaziland | 59.44 | |
| 25 | 2 | 3 | Ian Hubert | Guernsey | 59.61 | |
| 26 | 3 | 8 | Conrad Francis | Sri Lanka | 1:00.22 | |
| 27 | 2 | 7 | James Sanderson | Gibraltar | 1:01.42 | |
| 28 | 2 | 2 | Colin Bensadon | Gibraltar | 1:01.57 | |
| 29 | 1 | 5 | Akmal Khan | Samoa | 1:02.21 | |
| 30 | 2 | 6 | Shane Mangroo | Seychelles | 1:03.66 | |
| 31 | 2 | 1 | Peter Pokawin | Papua New Guinea | 1:04.57 | |
| 32 | 2 | 8 | Milimo Mweetwa | Zambia | 1:04.97 | |
| 33 | 1 | 4 | Mujahid Mohamed | Maldives | 1:37.41 | |
| | 3 | 3 | Darian Townsend | South Africa | | DNS |
| | 4 | 4 | Andrew Lauterstein | Australia | | DNS |

### Semifinals

The semifinals began at 5:14 pm.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 1 | 2 | Jason Dunford | Kenya | 52.39 | Q |
| 2 | 2 | 4 | Geoff Huegill | Australia | 52.53 | Q |
| 3 | 1 | 4 | Chris Wright | Australia | 53.04 | Q |
| 4 | 2 | 3 | Antony James | England | 53.08 | Q |
| 5 | 1 | 5 | Ryan Pini | Papua New Guinea | 53.12 | Q |
| 6 | 1 | 6 | Stefan Hirniak | Canada | 53.85 | Q |
| 7 | 1 | 3 | Shaune Fraser | Cayman Islands | 53.88 | Q |
| 8 | 2 | 5 | Andrew Mayor | Scotland | 54.31 | Q |
| 9 | 2 | 1 | Virdhawal Khade | India | 54.34 | |
| 10 | 2 | 2 | Moss Burmester | New Zealand | 54.43 | |
| 11 | 1 | 7 | Daniel Bego | Malaysia | 54.77 | |
| 12 | 2 | 6 | Michael Rock | England | 55.20 | |
| 13 | 2 | 7 | Ian Powell | Guernsey | 55.24 | |
| 14 | 2 | 8 | Cameron Brodie | Scotland | 55.39 | |
| 15 | 1 | 8 | Jarryd Gregoire | Trinidad and Tobago | 56.53 | |
| 16 | 1 | 1 | Cadell Lyons | Trinidad and Tobago | 56.73 | |

### Final

The final took place on 8 October at 4:00 pm.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 5 | Geoff Huegill | Australia | 51.69 | CG |
| = | 2 | Ryan Pini | Papua New Guinea | 52.50 | |
| = | 6 | Antony James | England | 52.50 | |
| =4 | 3 | Chris Wright | Australia | 52.66 | |
| =4 | 4 | Jason Dunford | Kenya | 52.66 | |
| 6 | 7 | Stefan Hirniak | Canada | 53.83 | |
| 7 | 8 | Andrew Mayor | Scotland | 53.85 | |
| 8 | 1 | Shaune Fraser | Cayman Islands | 54.03 | |