1987  
     N.C.A.A. Division II Tournament (National Collegiate Athletic Association)
     East Regional,  at Millersville, Pennsylvania:
       First Round:
 3/19 Millersville 72 - Adelphi 63


  1998  
     E.C.A.C. Division II Tournament (Eastern Collegiate Athletic Conferemce)
       at Garden City, N.Y.
       Semifinal:
 3/7  Adelphi v. Albany


  2000  
     E.C.A.C. Division II Tournament
       First Round:
 3/11 Binghamton 74 - Adelphi 61


  2002  
     N.C.A.A. Division II Tournament
     Northeast Regional,  :
       First Round:
 3/9  Adelphi 58 - Bentley 50
       Championship Game:
 3/10 American International 61 - Adelphi 57


  2004  
     N.C.A.A. Division II Tournament
     Northast Regional,  at North Andover, Mass.:
       First Round:
 3/12 Merrimack 92 - Adelphi 67


  2007  
     E.C.A.C. Division II Tournament
       at Philadelphia University
       Semifinal:
 3/9  Dominican 67 - Adelphi 54


  2014  
     N.C.A.A. Division II Tournament
     East Regional,  at Waltham, Mass.:
       Quarterfinal:
 3/14 Adelphi 92 - New Haven 86  (overtime)
       Quarterfinal:
 3/15 L.I.U.-Post 85 - Adelphi 83


  2015  
     N.C.A.A. Division II Tournament
     East Regional,  at Garden City, N.Y..:
       First Round:
 3/13 Holy Family 84 - Adelphi 79


  2017  
     N.C.A.A. Division II Tournament
     East Regional,  at Garden City, N.Y..:
       First Round:
 3/10 Adelphi 64 - New York Tech 47
       Semifinal:
 3/11 Molloy 59 - Adelphi 58


  2020  
     N.C.A.A. Division II Tournament
     East Regional,  at Garden City, N.Y..:
       Quarterfinals:
 3/13 Adelphi v. Jefferson University
       [Tournament Canceled due to COVID-19]