Winterhalter is a surname, and may refer to:

• Albert G. Winterhalter (1856–1920), admiral in the United States Navy, commander in chief of the U.S. Asiatic Fleet from 1915 to 1917
• Franz Xaver Winterhalter (1805–1873), German painter and lithographer, known for his portraits of royalty in the mid-nineteenth century
• Hermann Winterhalter (1808–1891), German painter, younger brother of Franz Xaver Winterhalter
• Hugo Winterhalter (1909–1973), American musician

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