bo jackson bo jackson
hokiesports.com lists it at 4.15
he was the fastest, running a 4.2 forty yard dash.
0.0004- just joking its 3.53
officially the fastest time ever posted was by CB Fabian Washington 4.29 Chris Johnson's 40 time at the Combine was 4.24
Bo Jackson was 4.12
the fastest receiver in the nfl combine 2010 is Jacoby Ford at 4.28s i believe that's the fastest for a receiver because the fastest 40yd dash time was set by Chris Johnson in the '08 combine at 4.24s
Bo Jackson ran a 4.12 but it was not electronically timed and therfore could not be verified. Chris Johnson ran a 4.24 at the NFL Combine: The fastest electronically timed 40 yard dash.
According to several online sources, Bob Hayes' time in the 40 yard dash wasn't recorded. See The Fastest 40 Yard Dash Ever.
4.29 is his lowest