4.11
According to several online sources, Bob Hayes' time in the 40 yard dash wasn't recorded. See The Fastest 40 Yard Dash Ever.
Barry Sanders 40 yard dash time is 4.37 seconds. They said that Bob Hayes did not run the 40 yard dash but they say it took him 5.28 seconds to run 60 yards. So I would say that Bob Hayes is Faster.
There is no record for Bob Hayes in the 40, but the late ESPN.com columnist Ralph Wiley once wrote that Hayes reportedly ran a 60-yard dash in 5.28 seconds on a cinder track. In the 1964 Summer Olympic Games in Tokyo, Hayes won the gold medal in the 100 meters at 10.05.
Bob Hayes died on 2002-09-18.
Bob Hayes was born on 1942-12-20.
John Hayes and mary Hayes
Bob Hayes and Nate Newton both attended Florida A&M.
Bob Hayes
Bob Hayes
no
Most experts believe that Bob was never officially timed. There was no need to. He was the world's fastest human by far and that included the NFL. Estimates range from him running a 4.2 to sub 4.2
Bob Ferrey's birth name is Robert Hayes Ferrey II.