NFL Players as Youth Football PlayersBefore they became household names and big stars in the NFL, the sports figures in this gallery honed their skills, like so many other players, in the lower levels of football. SI Staff|NFL Players as Youth Football PlayersShare on FacebookShare on XAdd us on NFL Players as Youth Football Players Clay Matthews Richard Sherman Ben Roethlisberger Andrew Luck Earl Thomaswith his younger brother Seth Peyton Manning Brett Favre Jamal Lewis Jim Harbaugh Bill BelichickPublished Dec 10, 2014 | Modified Dec 10, 2014SI STAFFShare on FacebookShare on XHome/NFL