(Sibley-Ocheyedan vs South O'Brien)
(Remsen St. Mary's vs South O'Brien) C
(South O'Brien vs Harris-Lake Park) C
(George-Little Rock vs South O'Brien) C
(Westwood vs South O'Brien)
(South O'Brien vs Hinton) C
(West Sioux vs South O'Brien) C
(South O'Brien vs Emmetsburg)
(South O'Brien vs MMCRU) C
(South O'Brien vs Gehlen Catholic) C
(South O'Brien vs Alta-Aurelia)
(Trinity Christian vs South O'Brien) C
(South O'Brien vs West Bend-Mallard)
(South O'Brien vs Hartley-Melvin-Sanborn) C
(Akron-Westfield vs South O'Brien) C
(South O'Brien vs Sibley-Ocheyedan) C
(Hartley-Melvin-Sanborn vs South O'Brien)
(Sioux Central vs South O'Brien)
