THE HOGWARTS FOUNDERS , ALSO KNOWN AS THE HOGWARTS FOUR . THEY WERE FOUR WITCHES AND WIZARDS WHO ESTABLISHED HOGWARTS SCHOOL OF WITCHCRAFT AND WIZARDY DURING THE MEDIEVAL ERA , IN THE 1OTH CENTURY . THESE FOUR FOUNDERS ARE WIDELY DESCRIBED AS BEING THE MOST BRILLIANT WITCHES AND WIZARDS OF THE TIME AND WERE THE FOLLOWING : GODRIC GRYFFINDOR , HELGA HUFFLEPUFF , ROWENA RAVENCLAW , AND SALAZAR SLYTHERIN . EACH OF THEM CREATED THEIR OWN HOUSE : GRYFFINDOR , HUFFLEPUFF , RAVENCLAW , AND SLYTHERIN RESPECTIVELY . THEY LAID THE FOUNDATIONS FOR THE LARGEST AND MOST PRESTIGIOUS WIZARDING SCHOOL IN BRITAIN .