Boys 16/17 Yrs 100m Backstroke - Heats (Declared Winners)
Full Results
| Place | Name | YoB | Club | | Time | R.T. | FINA Pt | | 50 |
| 1. | Sam Schootbrugge | (93) | Notts | | 56.17 | | 703 | | 27.38 |
| 2. | Liam Knight | (94) | Cambs | | 57.76 | | 647 | | 28.23 |
| 3. | Lewis Smith | (93) | Swim Wales E | | 58.37 | | 627 | | 28.39 |
| 4. | Joe Elwood | (93) | Cumbria | | 58.46 | | 624 | | 28.20 |
| 5. | Daniel Smith | (93) | Norfolk | | 59.25 | | 599 | | 28.74 |
| 6. | Adam Kelly | (93) | Warwicks | | 59.38 | | 595 | | - |
| 7. | Stephan Milne | (94) | Scot Midland | | 59.55 | | 590 | | 29.05 |
| 8. | Connor Wilson | (93) | Scot East | | 59.80 | | 583 | | 29.32 |
| 9. | Lewis Farren | (93) | Lincolnshire | | 1:00.22 | | 571 | | 29.32 |
| 10. | Christopher D Harber | (93) | Wiltshire | | 1:00.48 | | 563 | | 29.32 |
| 11. | Finn Taylor | (93) | Gloucs | | 1:00.63 | | 559 | | 29.82 |
| 12. | Luke Parkes | (94) | Swim Wales W | | 1:01.03 | | 548 | | 29.85 |
| 13. | Samuel Briggs | (93) | Bedfordshire | | 1:01.39 | | 539 | | 29.41 |
| 14. | Steven Harris | (94) | Cornwall | | 1:01.97 | | 524 | | 30.01 |
| 15. | Joshua Sullivan | (94) | Northants | | 1:03.31 | | 491 | | 30.89 |
| 16. | Daniel Scriven | (93) | Shropshire | | 1:03.77 | | 481 | | 30.79 |
| 17. | Ben Wood | (94) | Staffs | | 1:03.81 | | 480 | | 30.58 |
| 18. | Drew Finnigan | (93) | Ox & N Bucks | | 1:03.91 | | 477 | | 30.79 |
| 19. | Patrick Mills | (94) | Leics | | 1:05.11 | | 452 | | 31.50 |
