St. Gregory's College, St. Gregory College, or variants, may refer to:
St. Gregory's University, formerly St. Gregory's College, Shawnee, Oklahoma, U.S. St Gregory's College, Campbelltown, in Sydney, New South Wales, Australia St Gregory's College, Lagos, in Nigeria Saint Gregory's Catholic College, in Odd Down, Bath, England St Gregory's Catholic Science College, in Kenton, London Borough of Harrow, England St. Gregory College of Valenzuela, in the Philippines Colegio de San Gregorio, a former college, now museum, in Valladolid, Castile and León, Spain Liceo Saint Gregory's, in Rosario, Rengo, Cachapoal Province, Chile
See also St Gregory's School (disambiguation)