EVENT 407 Boys 11/13 Yrs 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | James Berry | 11 | Nova Cent'n | 1:19.77 |
| 4 | 3 | Edward Bailey | 12 | NottmLeander | 1:22.97 |
| 5 | 2 | Thomas Macmanard | 11 | Co Leicester | 1:23.92 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 5 | Owen Hathway | 12 | Nova Cent'n | 1:22.12 |
| 3 | 7 | James Annable | 12 | Kettering | 1:21.18 |
| 4 | 9 | Thomas Gartside | 11 | Northampton | 1:18.85 |
| 5 | 8 | Findlay Cordle | 11 | Co Derby | 1:21.71 |
| 6 | 6 | Callum Brookes | 12 | Sherwood | 1:19.16 |
| 7 | 4 | Joshua Saddington | 12 | Co Derby | 1:20.96 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 11 | Oliver Sawyer | 12 | Northampton | 1:17.94 |
| 2 | 13 | Kyran Cubitt | 11 | Nova Cent'n | 1:19.55 |
| 3 | 15 | Thomas Derbyshire | 12 | Leic Sharks | 1:16.90 |
| 4 | 17 | Adam Frazer | 12 | Rushden | 1:17.78 |
| 5 | 16 | Lucas Ellis | 12 | Nova Cent'n | 1:20.68 |
| 6 | 14 | Sam Potts | 12 | Nova Cent'n | 1:19.24 |
| 7 | 12 | Kallum Quirke | 12 | Nova Cent'n | 1:18.86 |
| 8 | 10 | Thomas Bruce | 12 | Boston | 1:21.11 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 19 | Thomas Polley | 12 | Nova Cent'n | 1:17.64 |
| 2 | 21 | George Whittle | 12 | Derventio | 1:19.82 |
| 3 | 23 | Reuben Heywood | 13 | Louth | 1:16.03 |
| 4 | 25 | Archie Heron | 12 | Co Derby | 1:17.74 |
| 5 | 24 | Ozzie Mills | 13 | Wellingboro | 1:18.73 |
| 6 | 22 | Tyler Brown | 13 | Nova Cent'n | 1:17.09 |
| 7 | 20 | George Moore | 12 | Co Leicester | 1:15.46 |
| 8 | 18 | Jacob Mills | 11 | Leic Sharks | 1:15.48 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 27 | Isaac Caddy | 13 | Derventio | 1:17.20 |
| 2 | 29 | Bailey Slater | 13 | Nova Cent'n | 1:15.20 |
| 3 | 31 | Harvey Stevens | 13 | Gainsborough | 1:15.11 |
| 4 | 33 | Lewes Shorthose | 12 | Nova Cent'n | 1:15.19 |
| 5 | 32 | Francis Dermody | 13 | Sutton | 1:16.08 |
| 6 | 30 | James Danson | 13 | NottmLeander | 1:17.14 |
| 7 | 28 | Thomas Daft | 13 | Coalville | 1:16.09 |
| 8 | 26 | Samuel Cooke | 12 | Corby | 1:14.90 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 37 | Cormac Maher | 12 | Falcon Nttm | 1:15.25 |
| 2 | 43 | Rico Bringeman | 13 | Boston | 1:15.14 |
| 3 | 49 | Connor Thorpe | 13 | Derventio | 1:13.66 |
| 4 | 55 | Max Davies | 13 | Nova Cent'n | 1:09.19 |
| 5 | 52 | Max Shaw | 13 | Northampton | 1:12.06 |
| 6 | 46 | Lewis Brown | 13 | Derventio | 1:13.49 |
| 7 | 40 | Lewis Warner | 13 | Calv Bing | 1:12.94 |
| 8 | 34 | Lewis Meade | 13 | Nova Cent'n | 1:12.85 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 38 | Aidan Joubert | 13 | Co Derby | 1:17.31 |
| 2 | 44 | Henry Crust | 13 | Co Lincoln P | 1:15.85 |
| 3 | 50 | Henry Knight | 13 | Rushden | 1:12.73 |
| 4 | 56 | Maitiu Clarke | 12 | Co Lincoln P | 1:11.35 |
| 5 | 53 | Jody Gillott | 13 | Worksop | 1:10.79 |
| 6 | 47 | Jake Hotham | 13 | Chesterfield | 1:14.36 |
| 7 | 41 | Dylan Walker | 13 | Radford | 1:15.24 |
| 8 | 35 | Zak Frisby | 11 | Radford | 1:19.23 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 39 | Sammy Rahimzadeh | 13 | Nova Cent'n | 1:19.40 |
| 2 | 45 | Finley Ellis | 13 | NottmLeander | 1:12.17 |
| 3 | 51 | Sean McCann | 13 | Co Leicester | 1:10.90 |
| 4 | 57 | Finley Bunhejee | 13 | NottmLeander | 1:07.21 |
| 5 | 54 | Ashley Lucas | 13 | Northampton | 1:10.41 |
| 6 | 48 | Nicholas Skinner | 12 | Derventio | 1:15.39 |
| 7 | 42 | Alfie Silver | 12 | Nova Cent'n | 1:14.35 |
| 8 | 36 | Cillan McGuinness | 13 | Bassetlaw SS | 1:16.18 |