| Mandeville High School | - | Varsity | Medium | 0 | | |
| Mandeville High School | - | Senior | - | 0 | | |
| Mandeville High School | - | Varsity | Small | 0 | | |
| Mandeville High School | - | Junior | - | 0 | | |
| Mandeville High School | - | Varsity | - | 0 | | |
| Mandeville High School | - | Varsity | - | 0 | | |
| Mandeville High School | - | Varsity | Medium | 0 | | |
| Mandeville High School | - | Varsity | - | 0 | | |
| Mandeville High School | - | Varsity | Small | 0 | | |
| Mandeville High School | - | Varsity | Small | 0 | | |
| Mandeville High School | - | Varsity | - | 0 | | |
| Mandeville JH School | - | Junior | - | 0 | | |
| Mandeville JH School | - | Junior | - | 0 | | |
| Manhattan College | - | - | - | 0 | | |
| Manhattan High School | - | Varsity | - | 0 | | |
| Manhattan University | - | - | - | 0 | | |
| Manhattan University | - | - | - | 0 | | |
| Manhattan University | - | - | - | 0 | | |
| Maniakz Monarchy/Mirabelli Community Cen | L3 | - | - | 0 | | |
| Maniakz Monarchy/Mirabelli Community Cen | L3 | - | - | 0 | | |
| Manitou Springs High School | - | - | - | 0 | | |
| Mansfield High School | - | - | Large | 0 | | |
| Mansfield High School | - | Varsity | Large | 0 | | |
| Mansfield High School | - | Varsity | Large | 0 | | |
| Mansfield High School | - | Varsity | - | 0 | | |
| Mantachie High School | - | Varsity | Medium | 0 | | |
| Mantachie High School | - | Varsity | Medium | 0 | | |
| Mantachie JH School | - | Junior | - | 0 | | |
| Mantachie JH School | - | Junior | Small | 0 | | |
| Manteo Cheer Rec | L2 | - | - | 0 | | |
| Manteo Middle School | - | - | - | 0 | | |
| Manvel High School | - | Varsity | Large | 0 | | |
| Manvel High School | - | Varsity | - | 0 | | |
| Manvel High School | - | Varsity | - | 0 | | |
| Maple Grove High School | - | Varsity | Small | 0 | | |
| Maple Grove Senior High | - | Junior | - | 0 | | |
| Maple Grove Senior High | - | Varsity | Large | 0 | | |
| Maple Grove Senior High | - | Varsity | Medium | 0 | | |
| Maple Grove Senior High | - | Varsity | Medium | 0 | | |
| Maple Lake High School | - | Open | - | 0 | | |
| Maple Lake High School | - | Open | Large | 0 | | |
| Maple Mountain High School | - | Varsity | - | 0 | | |
| Maple Mountain High School | - | Varsity | Large | 0 | | |
| Maple Mountain High School | - | - | - | 0 | | |
| Maple Mountain High School | - | - | - | 0 | | |
| Maple Mountain High School | - | - | - | 0 | | |
| Maple Ridge Cheerleading | - | - | - | 0 | | |
| Maple Ridge Cheerleading | - | Senior | - | 0 | | |
| Maple Ridge Cheerleading | - | Senior | - | 0 | | |
| Maple Ridge Cheerleading | - | Senior | - | 0 | | |
| Maple Shade High School | - | Varsity | Small | 0 | | |
| Maple Shade High School | - | Varsity | Small | 0 | | |
| Maple Shade High School | - | Varsity | Small | 0 | | |
| Maple Shade High School | - | Varsity | - | 0 | | |
| Marana | - | - | - | 0 | | |
| Marana High School | - | - | Small | 0 | | |
| Marana High School | - | Varsity | Small | 0 | | |
| Marbury High School | - | Varsity | Large | 0 | | |
| Marcus High School | - | - | - | 0 | | |
| Marcus High School | - | Varsity | - | 0 | | |
| Marcus High School | - | Junior Varsity | Large | 0 | | |
| Marcus High School | - | Varsity | Large | 0 | | |
| Marcus High School | - | Junior Varsity | - | 0 | | |
| Marcus High School | - | Junior Varsity | - | 0 | | |
| Marcus High School | - | Junior Varsity | - | 0 | | |
| Maria Carrillo High School | - | Varsity | Small | 0 | | |
| Maria Carrillo High School | - | - | Medium | 0 | | |
| Maria Carrillo High School | - | Varsity | Medium | 0 | | |
| Maria Regina High School | - | Varsity | Large | 0 | | |
| Maria Regina High School | - | Varsity | Small | 0 | | |
| Maria Regina High School | - | Varsity | Medium | 0 | | |
| Maria Regina High School | - | Varsity | Small | 0 | | |
| Maria Regina High School | - | Varsity | - | 0 | | |
| Marian High School | - | Varsity | Small | 0 | | |
| Marian High School | - | Varsity | - | 0 | | |
| Marian University | - | - | - | 0 | | |
| Marietta High School | - | Varsity | - | 0 | | |
| Marietta High School | - | Varsity | - | 0 | | |
| Marietta High School | - | Varsity | Small | 0 | | |
| Marietta High School | - | Varsity | - | 0 | | |
| Marietta High School | - | Varsity | Small | 0 | | |
| Marin - Allegro Eminence Dance Team | - | Junior | - | 0 | | |
| Marin Catholic High School | - | Varsity | Medium | 0 | | |
| Marin Catholic High School | - | Varsity | Medium | 0 | | |
| Marina | - | - | - | 0 | | |
| Marina High School | - | - | - | 0 | | |
| Marina High School | - | Junior | - | 0 | | |
| Marina High School | - | - | - | 0 | | |
| Marina High School | - | Varsity | - | 0 | | |
| Marina High School | - | Junior Varsity | Small | 0 | | |
| Marina High School | - | Varsity | Medium | 0 | | |
| Marina High School | - | Junior | Small | 0 | | |
| Marina High School | - | Varsity | Small | 0 | | |
| Marion County High School | - | Varsity | Small | 0 | | |
| Marion County High School | - | Varsity | Small | 0 | | |
| Marion County High School | - | Varsity | - | 0 | | |
| Marion County High School | - | Varsity | Small | 0 | | |
| Marion Harding High School | - | Varsity | - | 0 | | |
| Marion High School | - | - | - | 0 | | |
| Marion High School | - | Varsity | Medium | 0 | | |