Event 308 Men's 50 Metres Butterfly
| Pos | Name | Age | Club | Time |
|---|
| 1 | James Guy | 23 | Bath Univ | 24.10 |
| 2 | Jacob Peters J | 18 | Poole | 24.42 |
| 3 | Alberto Lozano | 21 | ST Andreu | 24.53 |
| 4 | Eric Friese | 19 | Germany | 24.70 |
| 5 | Daniel Savage J | 18 | Northampton | 24.73 |
| 6 | Sam Horrocks | 24 | Co Manch Aq | 24.84 |
| 6 | Lewis Fraser J | 18 | Swansea Aq | 24.84 |
| 8 | Cameron Brooks-Clarke | 19 | Co Sheffield | 24.85 |
| | | | |
| 9 | Ramon Klenz | 20 | Germany | 24.91 |
| 10 | Calum Bain | 22 | Ireland | 24.93 |
| 11 | Federico Burdisso J | 17 | Mt Kelly | 24.97 |
| 12 | Sean Campsie | 24 | Co Glasgow | 25.05 |
| 13 | Alex Ogbonna | 19 | Edinburgh Un | 25.06 |
| 14 | Robert Fannon | 23 | Plymouth Lea | 25.09 |
| 15 | Alexander Kunert | 22 | Germany | 25.14 |
| 15 | Lewis Burras J | 18 | Southport | 25.14 |
| | | | |
| 17 | Rory Huggins | 19 | Guildford Ct | 25.15 |
| 18 | Jacob Jackson | 20 | Ellesmere Co | 25.17 |
| 19 | Max McCusker | 19 | Millfield | 25.18 |
| 20 | Brian O'Sullivan | 23 | Loughboro Un | 25.19 |
| 21 | Robert Bryce | 24 | Aberdeen Dol | 25.22 |
| 22 | Edoardo Valsecchi | 21 | Plymouth Lea | 25.29 |
| 23 | Calum Jarvis | 26 | Bath Univ | 25.35 |
| 24 | Santos Villalon J | 17 | Millfield | 25.36 |
| | | | |
| 25 | Jens Krijgsan | 19 | Netherlands | 25.41 |
| 26 | Sajan Prakash | 25 | India | 25.42 |
| 27 | Jylano Nahr J | 17 | Netherlands | 25.48 |
| 27 | Scott McLay | 19 | UniOfStirl | 25.48 |
| 27 | Matthew Domville | 21 | Warrington W | 25.48 |
| 30 | Sam Dailley J | 17 | Mt Kelly | 25.52 |
| 31 | Andrew Roy | 20 | Bath Univ | 25.54 |
| 32 | Dominic Wooldridge | 23 | Exeter City | 25.58 |
| | | | |
| 33 | Lewis Kerrod J | 18 | Co Leicester | 25.73 |
| 34 | Alessandro Burdisso J | 18 | Mt Kelly | 25.75 |
| 34 | Jamie Ingram | 20 | Co Manch Aq | 25.75 |
| 34 | Alex Mason J | 17 | Mt Kelly | 25.75 |
| 37 | Konrad Fleckenstein J | 18 | SG Stadt | 25.76 |
| 38 | William Cole | 19 | Co Bristol | 25.78 |
| 39 | Grant Henderson | 20 | Co Glasgow | 25.79 |
| 39 | Alasdair Wright | 21 | Newcastle | 25.79 |
| | | | |
| 41 | Ewan Smith J | 18 | Woking | 25.81 |
| 42 | David Thompson | 25 | Swim Ulster | 25.83 |
| | | | |
| 43 | Tom Beeley | 19 | Aberdeen Per | 26.05 |
| 44 | Matthew Richards J | 16 | Royal Wolv | 26.15 |
| 45 | Miles Munro | 22 | Bath Univ | 26.19 |
| 46 | Joel Thompson J | 17 | Ellesmere Co | 26.27 |
| 47 | Curtis Coulter | 24 | Swim Ulster | 26.45 |