Weboct 4, 2024 · the whittakers ' inbreeding started with a set of identical twin brothers, henry and john, whose children got married and went on to have children together. The whittaker family have heartbreaking genetic defects which. Webaug 22, 2024 · but how did the whittakers become so inbred, enough to be considered america's most inbred family? The story stretches back decades and centers around. Webaug 20, 2024 · a documentary filmmaker has said that america's most inbred family called the whittakers, who have no education and live in…