Clay was born in St. Louis, Missouri, and played scholastically at Northwest High School in Cedar Hill.
He was a third-team selection as a sophomore, second-team as a junior, and earned consensus first-team honors as a senior.
[6] After his rookie season, the Raiders traded Clay to the San Diego Chargers in exchange for star offensive lineman Jim Lachey.
On 1/5/2016, John Gregory Clay was officially named as the head coach of the Cahokia Comanche football team.
This biographical article relating to an American football offensive lineman born in the 1960s is a stub.