Jim Brown

Jim Brown's 5.22 yards per carry average remains the highest in NFL history for any running back with 1,000+ carries, achieved across just 9 seasons. He rushed for 12,312 yards and 106 touchdowns, leading the league in rushing 8 of 9 seasons — a dominance unmatched by any running back before or since. He won multiple NFL MVP awards and set a single-game rushing record of 237 yards in 1961. His career ended at just 29, when he retired at the peak of his powers, cementing his legacy as the greatest pure runner in NFL history.