Hogwarts Four Founders by LegendaryPirates on DeviantArt

The Black Sisters and Parents: Portraits by LegendaryPirates on DeviantArt

The Dolohov family crest by Slytherin-Serpent on DeviantArt

At what percentage can you rate Harry, Ron and Hermione's Hogwarts house values (Ex: 50% Gryffindor, 30% Ravenclaw, 15% Hufflepuff and 5% Slytherin) and why? - Quora

The Lestranges: Bellatrix and Rodolphus, thrones by LegendaryPirates on DeviantArt

Hogwarts Founders by thire-sia on DeviantArt

Which class subjects did the different Hogwarts houses have together? Who did the Gryffindors have DADA or Transfiguration with? - Quora

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Hogwarts 4 Founders -2 by BlueFairy123 on DeviantArt

Why did Ravenclaw and Hufflepuff never get the first position at Hogwarts? - Quora

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Hogwarts Founders by AireensColor on DeviantArt

Four Founders of Hogwarts by EmilyJ0092 on DeviantArt