MGHS may refer to:
Schools Mac.Robertson Girls' High School, Melbourne, Victoria, Australia Madison-Grant High School, Fairmount, Indiana, United States Maitland Grossmann High School, East Maitland, New South Wales, Australia Marysville Getchell High School, Marysville, Washington, United States Mohammadpur Government High School, Dhaka, Bangladesh Morgan Girls High School, Narayanganj, Bangladesh Monona Grove High School, Monona, Wisconsin, United States Mount Graham High School, Stafford, Arizona, United States
Other Match Game-Hollywood Squares Hour, an American television game show MG HS, a compact crossover SUV