What Was the Habsburg Chin?

The House of Habsburg was once one of the foremost royal houses in Europe: in 1273, Rudolf of Habsburg was elected as King of Germany, and in 1440

Did the Habsburgs actually have enormous lower jaws seen in paintings? I was told it was due to incest, and that the deformation/enlargement of their lower jaws occurred. Is this correct?

Deformities of the Hapsburgs

TIL of the Habsburg Jaw, a hereditary facial condition that spread rampantly throughout nobility in the Holy Roman Empire because of inbreeding. : r/todayilearned

The Hideous Habsburg Jaw

Deformities of the Hapsburgs

Emperor Maximilian I - Ambrogio de'Predis - HAPSBURG HABSBURG JAW CHIN MANDIBLE PROGNATISM PROGNATHIA PROMINENT LOWER LIP AUTOSOMAL DOMINANT MUTATION MAXIMILIAN

The Catastrophic Inbreeding of the Habsburgs as Digital Degradation

The Famous Habsburg Jaw

I love Keith, but could he be a descendant of the Hapsburg family? : r/TheTryGuys

The Habsburg Jaw and Other Royal Inbreeding Deformities - Owlcation

Habsburg Jaw- A Result Of Inbreeding?

How Centuries of Inbreeding Led to the Distinctive 'Habsburg Jaw

habsburg jaw side profile｜TikTok Search

The Hideous Habsburg Jaw