Centuries of inbreeding among European royals caused the deformity

The House of Habsburg produced various Austrian and Spanish kings and queens - and they occupied the throne of the the Holy Roman Empire from 1438-1740.

Spanish royal family: Research confirms that intermarrying caused the 'Habsburg jaw' in Spanish royals, Culture

Inbreeding Caused the Distinctive 'Habsburg Jaw' of 17th Century Royals That Ruled Europe

16 Royals Who Suffered From Hereditary Mutations And Defects Caused By Inbreeding

Centuries of inbreeding among European royals caused the deformity known as the 'Habsburg jaw

15 Exquisite Royal Portraits You Should Check Out

Portrait of Prince Oddone of Savoy, son of the first King of Italy Victor Emmanuel II. Due to inbreeding (his parents were first cousins) he had a genetic disease that caused him

Deformities of the Hapsburgs

Famous royal facial trait 'down to inbreeding' - but Charles II sorted it out - Mirror Online

The Habsburg Jaw and Other Royal Inbreeding Deformities - Owlcation

What Is A Habsburg Jaw? A Sign Of Royal Inbreeding Explained

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The Habsburg Jaw: The Royal Deformity Caused By Centuries Of Incest