Tihanyi is a surname of Hungarian origin. Notable people with the surname include:
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Endre Tihanyi (1945–2022), Hungarian gymnast
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Jenő Tihanyi (1936–2007), Canadian swimming coach
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József Tihanyi (born 1946), Hungarian athlete
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Kálmán Tihanyi
Kálmán Tihanyi (), or in English language technical literature often mentioned as Coloman Tihanyi or Koloman Tihanyi (28 April 1897 – 26 February 1947) was a Hungary, Hungarian physicist, electrical engineer and inventor. One of the ea ...
(1897–1947), Hungarian physicist and inventor
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Lajos Tihanyi (1885–1938), Hungarian painter and lithographer
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László Tihanyi (born 1956), Hungarian composer and conductor
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Peter Tihanyi (born 2000), Hungarian professional wrestler
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Sándor Tihanyi (born 1963), Hungarian motorcycle rider
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Surnames of Hungarian origin