| Rank | Perf | Name | Venue | Date | |||
| 1 | 50.60 | Jack Green ð | Bedford | 16 Jun 13 |
This ranking table compiled on: Sunday 17th February 2019 19:56:48 (from file)
(2c) = 2nd claim
*K = data from historic Kent AC records (compiled by Len R)
All other data provided by The Power of 10 from British Athletics
Errors and omissions can be submitted by email to
Club Best performance tables for each year are available : Club Best Perfomances