D1 District/RegionalSectional BracketsFinal Four BracketWinner D1 - Southwest District/Regional District Final Regional Semifinal Regional FinalCenterville March 6, 2021 61-42 Lakota West High SchoolCentervilleMarch 10, 2021 52-43 Princeton High SchoolMason CentervilleElderMarch 13, 2021 40-38 Princeton High SchoolMarch 6, 2021 59-46 Lakota West High SchoolElder LaSalle MoellerMarch 6, 2021 75-54 Centerville High SchoolMoellerMarch 10, 2021 72-69 Princeton High SchoolMiamisburg MoellerSt. Xavier March 6, 2021 81-65 Centerville High SchoolSt. Xavier Wayne