Heats Mens Open 50m Butterfly
| Place | Name | AaD | Club | Time | FINA Pt | |
| 1. | Octauio Alesi | 22 | Tennessee Aq | 24.39 | 899 | |
| 2. | Matthew Clay | 26 | Swansea Perf | 24.84 | 851 | |
| 3. | Marco Loughran | 19 | Welsh Ind | 24.92 | 843 | |
| 4. | Ian Hulme | 24 | Swansea Perf | 25.12 | 823 | |
| 5. | Benjamin Hockin | 22 | Swansea Perf | 25.25 | 810 | |
| 6. | Oliver James | 22 | Bath Univ | 25.29 | 806 | |
| 7. | Doug Lennox | 21 | Tennessee Aq | 25.40 | 796 | |
| 8. | Andrew Mayor | 22 | Co Newcastle | 25.49 | 788 | |
| 9. | Mark Foster | 38 | Bath Univ | 25.56 | 781 | |
| 9. | Steven Mcquillan | 23 | Ireland | 25.56 | 781 | |
| 11. | Jonathon Newton | 27 | Australia | 25.57 | 780 | |
| 12. | Damien Helal | 18 | France | 25.63 | 775 | |
| 13. | Ryad Djendouci | 20 | France | 25.71 | 768 | |
| 13. | Mark Harris | 19 | Reading | 25.71 | 768 | |
| 15. | Geoffrey Julivard | 23 | France | 25.72 | 767 | |
| 16. | Geoffrey Short | 21 | Bishop Stort | 25.89 | 752 | |
| 17. | Mark Jaggs | 20 | Edb Uni SWPC | 25.97 | 745 | |
| 18. | Adam Kable | 21 | Australia | 26.02 | 740 | |
| 19. | Patrick Clement | 18 | Haslemere | 26.16 | 729 | |
| 20. | Andrew Bushell | 20 | Loughboro Un | 26.17 | 728 | |
| 21. | Cyril Arot | 19 | France | 26.25 | 721 | |
| 22. | Justin Jovignot | 20 | France | 26.32 | 715 | |
| 23. | Joao Matias | 22 | Ealing | 26.43 | 707 | |
| 24. | William Harrison | 19 | Bournem'th D | 26.47 | 703 | |
| 25. | Iain Macmillan | 22 | Co Edinburgh | 26.52 | 699 | |
| 26. | Oliver Read | 20 | Staines | 26.58 | 695 | |
| 26. | James Wardle | 23 | Loughboro Un | 26.58 | 695 | |
| 28. | John Sargent | 23 | Hatfield | 26.61 | 692 | |
| 28. | James Lovatt | 19 | Loughboro Un | 26.61 | 692 | |
| 30. | Paul Wilkes | 24 | Redditch | 26.62 | 692 | |
| 31. | Nathan Renshaw | 26 | Bath Univ | 26.71 | 685 | |
| 32. | Ewan Martin | 23 | Loughboro Un | 26.72 | 684 | |
| 32. | Edward Rafipay | 22 | Sidvale | 26.72 | 684 | |
| 34. | Warren Barrett | 21 | Hatfield | 26.74 | 682 | |
| 35. | Scott Mudge | 20 | Loughboro Un | 26.75 | 681 | |
| 36. | Robin Williams | 18 | Co Birm'ham | 26.76 | 681 | |
| 37. | Edward Walsh | 18 | Camden Swiss | 26.79 | 678 | |
| 38. | Joshua Finch | 18 | Burnley BOBC | 26.84 | 675 | |
| 39. | Andrew Cumberlidge | 18 | Tynedale | 26.85 | 674 | |
| 40. | Ashley Dougan | 19 | Gloucester | 26.91 | 669 | |
| 41. | James Davies | 17 | Swim Flint | 26.92 | 669 | |
| 42. | Stuart McCrea | 22 | Leatherhead | 26.93 | 668 | |
| 43. | Gareth Cocks | 19 | Co Cardiff | 26.97 | 665 | |
| 44. | Ralph Anstis | 20 | Loughboro Un | 26.99 | 663 | |
| 45. | Oliver Harris | 18 | Chippenham | 27.00 | 663 | |
| 46. | James Page | 27 | St Ives | 27.01 | 662 | |
| 47. | Oliver Prentice | 17 | Wirral Metro | 27.03 | 661 | |
| 48. | Ronan Garrec | 20 | France | 27.05 | 659 | |
| 49. | Craig Ward | 23 | Stockport Mo | 27.06 | 658 | |
| 50. | Matthew Sanderson | 19 | Swansea Uni | 27.11 | 655 | |
| 51. | Patrick Meggitt | 20 | Loughboro Un | 27.27 | 643 | |
| 52. | Harry Needs | 16 | Camden Swiss | 27.35 | 638 | |
| 53. | Alasdair Irving | 23 | Nuneaton | 27.39 | 635 | |
| 54. | Marc Collett | 20 | Halesowen | 27.46 | 630 | |
| 55. | Daniel Waddingham | 18 | Nuneaton | 27.50 | 627 | |
| 56. | Christopher Pithey | 21 | Deepings | 27.64 | 618 | |
| Thomas Henley | 20 | StirlingSwim | DNC | | |
