Malden Catholic Lancers – Boys Mansfield Hornets – Boys Mansfield/Oliver Ames/Foxboro Warriors – Girls Marblehead Magicians – Girls Marblehead Magicians – Boys Marlboro Panthers – Boys Marshfield Rams – Girls Marshfield Rams – Boys Martha's Vineyard Vineyarders – Girls Marthas Vineyard Vineyarders – Boys Masconomet Chieftains – Girls Masconomet Chieftains – Boys Mashpee/Monomoy Monarchs – Boys Matignon Warriors – Girls Medfield Warriors – Boys Medfield/Norton Warriors – Girls Medford Mustangs – Boys Medford/Malden Mustangs – Girls Medway Mustangs – Boys Medway/Ashland Mustangs – Girls Melrose Red Raiders – Boys Methuen Rangers – Boys Middleboro Sachems – Boys Milton Wildcats – Girls Milton Wildcats – Boys Minnechaug Falcons – Boys Minuteman Mustangs – Boys Mt Everett Eagles – Boys
