Chapter 2-

Rowena Ravenclaw was born in Scotland sometime in the tenth century. She was a close friend of Helga Hufflepuff. Rowena made the changing staircases and floorplan and she named the school. She named the school after a dream she had, about a warty hog taking her to the lake by the cliff. 

Salazar Slytherin has mostly an unknown childhood but was a close friend of Godric Gryffindor. Salazar was gifted as a descendant to speak Parseltongue. 

Helga Hufflepuff was from the Welsh lands and was a good friend of Rowena Ravenclaw. Not much was recorded of her through the ages. 

Godric Gryffindor was an English wizard who was good friends with Salazar Slytherin. In honor of his birth place it was named Godric’s Hollow.