Darrell Green ran an unofficial 4.09 40 yard dash in training camp in 1986 for the Washington Redskins. He is considered by many as one of the best corners of all time. Many see him as the fastest man in NFL history, having won several NFL's Fastest Man competitions.
Bo Jackson is second ran a 4.12
Deion Sanders is third ran 4.17 and 4.57 backwards at Florida State University Pro Day
officially the fastest time ever posted was by CB Fabian Washington 4.29 Chris Johnson's 40 time at the Combine was 4.24
2.24 Chris Johnson
bo jackson hes not on the 40 yard dash list but he ran it in 4.12 seconds and im not even joking.
It has to be Chris Johnson, he ran the fastest recorded 40 yard dash in the history of the NFL combine i think it was 4.24 but i know for sure dominique rodgers-cromartie ran 4.29Tyreek Hill is the fastest NFL
Chris Johnson. 4.24.
he was the fastest, running a 4.2 forty yard dash.
Reggie Bush. 4.32
ted ginn jr he ran a 4.20 with a broken ankle
The fastest NFL 40 yard dash ever at the combine (rookie evaluation) was Chris Johnson from the Tennessee Titans. He ran 4.24 in 2008
deangelo hall former atlanta falcon now with the okland raiders with a 4.15
The fastest NFL player is New York Jets running back Chris Johnson, who ran a 4.24 40 yard dash time at the 2008 NFL Scouting Combine.
It has to be Chris Johnson, he ran the fastest recorded 40 yard dash in the history of the NFL combine i think it was 4.24 but i know for sure dominique rodgers-cromartie ran 4.29Tyreek Hill is the fastest NFL