An Irish surname meaning 'son of Patrick', commonly used as both a family name and given name.
From Norman-French 'fitz' meaning 'son of' and the Irish name Patrick (from Latin Patricius meaning 'nobleman'). The prefix 'Fitz-' was introduced by Norman settlers in Ireland during the 12th century.
The Fitzpatrick classification system in dermatology categorizes human skin types based on their response to UV radiation, named after dermatologist Thomas Fitzpatrick. This medical connection shows how surnames can transcend their original meaning to become associated with scientific contributions.
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