The primary, most fiercely contested athletic and cultural rival for Grambling State University is its historic in-state conference adversary, Southern University. The annual football showdown between the Grambling State Tigers and the Southern Jaguars—traditionally known as the Bayou Classic held in New Orleans—stands as one of the most celebrated and iconic rivalries in all of collegiate sports. Drawing massive national television audiences, intense fan engagement, and legendary battle-of-the-bands showcases, this matchup defines the pinnacle of Historically Black College and University sports culture.