Posthuma is a Dutch surname that may refer to
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Carst Posthuma (1868–1939), Dutch cricket player
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Danielle Posthuma
Danielle Posthuma is a Dutch behavior and psychiatric geneticist who specializes in statistical genetics. She is a University Research Chair professor at VU University Amsterdam, where she is also head of the Department of Complex Trait Genetics. ...
(born 1972), Dutch neuroscientist
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Folkert Posthuma
Folkert Evert Posthuma (20 May 1874, Leeuwarden – 3 June 1943, Vorden) was a Dutch politician.
During World War I, he was the Minister of Agriculture, Industry and Trade in the government of Cort van der Linden and as such responsible for th ...
(1874–1943), Dutch politician
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Jan Posthuma (born 1963), Dutch volleyball player
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Joost Posthuma (born 1981), Dutch road bicycle racer
{{surname
Dutch-language surnames