St Mary's Stadium is an all-seater football stadium in Southampton, England, which has been the home stadium of EFL Championship club Southampton F.C. since 2001. The stadium has a capacity of 32,384 and is currently the largest football stadium in South East England.

Southampton Football Club is an English professional football club based in Southampton, Hampshire, that competes in the EFL Championship, the second tier of English football. Its home ground since 2001 has been St Mary's Stadium, before which it was based at The Dell. The team play in red and white shirts. They have been nicknamed "The Saints" because of the club's beginnings as a church football team at St Mary's Church. Southampton shares a long-standing South Coast derby rivalry with Portsmouth, in part due to geographic proximity and both cities' respective maritime histories.