| Event | Meeting | Venue | Date | Richard Davenport | Martin Briggs | Jack Green | Noel Levy | Steven Green | Toby Ulm | Richard McDonald | Phil Beattie | Niall Flannery | Dai Greene |
| 400H | OT | Crystal Palace | 6 Jun 84 | | | 49.86 | 1 | | | | | | | | | | | 50.43 | 2 | | | | |
| 400H | BIG | Bedford | 12 Jun 05 | 52.04 | 3rB | | | | | | | 53.00 | 5rB | | | | | | | | | | |
| 400H | Loughborough International | Loughborough | 20 May 07 | | | | | | | | | 52.24 | 2 | 52.78 | 3 | | | | | | | | |
| 400H | England Athletics Open Championships (U23/U20) | Bedford | 21 Jun 08 | | | | | | | | | | | 52.45 | 1h1 | | | | | 52.61 | 2h1 | | |
| 400H | England Athletics Open Championships (U23/U20) | Bedford | 22 Jun 08 | | | | | | | | | | | 53.60 | 2 | | | | | 53.83 | 3 | | |
| 400H | Aviva National Championships inc Olympic Trials | Birmingham | 13 Jul 08 | | | | | | | | | 50.26 | 2 | | | | | | | | | 51.08 | 3 |
| 400H | McCain Loughborough International | Loughborough | 17 May 09 | | | | | | | | | | | | | | | | | 53.21 | 6 | 50.23 | 1 |
| 400H | Bryan Clay Invitational | Azusa CA, USA | 16 Apr 10 | 52.39 | 3r1 | | | | | | | | | | | | | | | 52.61 | 4r1 | | |
| 400H | EAP Meeting `Graziano Della Valle` | Pavia, ITA | 9 May 10 | 51.41 | 2r1 | | | | | | | | | | | | | | | 54.72 | 5r1 | | |
| 400H | Loughborough International | Loughborough | 23 May 10 | 51.11 | 3 | | | | | | | 53.33 | 6 | | | | | | | 51.53 | 4 | | |
| 400H | Aviva England U23 and U20 World Trials Championships | Bedford | 20 Jun 10 | | | | | 51.54 | 1 | | | | | | | | | | | 51.75 | 2 | | |
| 400H | Aviva European Trials and UK Championships | Birmingham | 26 Jun 10 | | | | | 51.43 | 2h3 | | | 53.33 | 5h3 | | | | | | | | | | |
| 400H | Aviva European Trials and UK Championships | Birmingham | 27 Jun 10 | 50.17 | 4 | | | | | | | | | | | | | | | | | 48.77 | 1 |
| 400H | Super8 City Competition | Glasgow | 7 Jul 10 | | | | | 51.44 | 3 | | | | | | | | | | | 52.44 | 5 | | |
| 400H | England Senior Closed Championships | Gateshead | 18 Jul 10 | 50.22 | 2 | | | | | | | | | | | | | | | 53.51 | 7 | | |
| 400H | Bedford International Games | Bedford | 15 Aug 10 | 50.50 | 1 | | | | | | | | | | | | | | | 52.45 | 5 | | |
| 400H | BUCS Championships | Bedford | 30 Apr 11 | | | | | 50.30 | 1h1 | | | | | | | | | | | 53.30 | 2h1 | | |
| 400H | BUCS Championships | Bedford | 1 May 11 | | | | | 49.55 | 1s1 | | | | | | | | | | | 52.54 | 2s1 | | |
| 400H | BUCS Championships | Bedford | 2 May 11 | | | | | DNS | | | | | | | | | | | | 50.47 | 1 | | |
| 400H | Loughborough International | Loughborough | 22 May 11 | | | | | 51.89 | 1 | | | | | | | | | | | 52.11 | 2 | | |
| 400H | Josef Odložil Memorial | Prague, CZE | 13 Jun 11 | 50.15 | 5 | | | 49.17 | 1 | | | | | | | | | | | | | | |
| 400H | Aviva U20/U23 Championships (inc European Trials) | Bedford | 26 Jun 11 | | | | | 49.06 | 2 | | | | | | | | | | | 49.76 | 3 | | |
| 400H | Samsung Diamond League | Lausanne, SUI | 30 Jun 11 | | | | | 49.44 | 4 | | | | | | | | | | | | | 48.41 | 1 |
| 400H | Aviva British Grand Prix | Birmingham | 10 Jul 11 | | | | | 48.98 | 4 | | | | | | | | | | | | | 48.20 | 1 |
| 400H | European U23 Championships | Ostrava, CZE | 16 Jul 11 | | | | | 49.13 | 1 | | | | | | | | | | | 50.32 | 8 | | |
| 400H | Aviva World Trials & UK Championships | Birmingham | 30 Jul 11 | 49.76 | 2 | | | | | | | | | | | | | | | DNF | | | |
| 400H | Golden Spike | Ostrava, CZE | 25 May 12 | 51.54 | 4 | | | | | | | | | | | | | | | 52.46 | 6 | | |
| 400H | Meeting International Mohammed VI d'Athlétisme | Rabat, MAR | 27 May 12 | | | | | 49.45 | 3 | | | | | | | | | | | | | 48.96 | 2 |
| 400H | Samsung Diamond League | Oslo, NOR | 7 Jun 12 | | | | | 49.70 | 6 | | | | | | | | | | | | | 48.98 | 4 |
| 400H | Aviva Olympic Trials & UK Championships | Birmingham | 22 Jun 12 | | | | | 51.50 | 1h4 | | | | | | | | | | | 53.18 | 3h4 | | |
| 400H | Aviva Olympic Trials & UK Championships | Birmingham | 23 Jun 12 | 50.70 | 4 | | | 49.88 | 2 | | | | | | | | | | | | | 49.47 | 1 |
| 400H | Samsung Diamond League | Crystal Palace | 13 Jul 12 | | | | | 48.60 | 4 | | | | | | | | | | | | | 48.10 | 2 |