Gridiron Greats and Historic Moments: A Celebration of Football on June 22 | On June 22, the world of American football celebrates a convergence of history, individual brilliance, and the game's ongoing evolution. This day marks the birthdays of legendary figures who left an indelible mark on the gridiron. It's a date that also recalls significant organizational efforts to preserve the sport's rich past and the brief but impactful international expansion efforts.