|
| 400 Metres Hurdles (91.4cm) (Standard: 65.00) |
| 50.71 | 3 | Jacob Paul | Windsor, Slough, Eton & Hounslow AC | Rieti, Italy | 21 Jul 2013 | | |
| 53.30 | 4 | Alex O'Callaghan-Brown | Blackheath & Bromley Harriers AC | Bedford | 23 Jun | | |
| 56.73 | 2A | Josh Watson | Blackheath & Bromley Harriers AC | Hendon | 30 Jun | | |
| 57.63 | 1B | Will Stapleton | Kingston AC & Polytechnic Harriers | Scotstoun | 3 Aug | | |
| 58.4 | 1A | Adam Coates | Epsom & Ewell Harriers | Walton | 19 May | | |
| 59.44 | 2 | Joe Hubbard | Walton AC | Kingston | 8 Jun | | |
| 59.8 | 4A | Ross Jackson | Camberley & District AC | Chelmsford | 15 Jun | | |
| 60.0 | 4A | Henry Fisher | Blackheath & Bromley Harriers AC | Bromley | 13 Jul | | |
| 61.71 | 2A | Jamie Chapman | St Mary's Richmond AC | Perivale | 26 May | | |
| 63.4 | 2A | Hakan Digby | Croydon Harriers | Croydon | 28 Jul | | |
| 63.6 | 2B | Lewis Chouls | Epsom & Ewell Harriers | Walton | 19 May | | |
| 64.39 | 1B | Prince Reid | Blackheath & Bromley Harriers AC | Reading | 5 May | | |