Halphen is a surname. Notable people with the surname include:
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Éric Halphen (born 1959), French judge
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Étienne Halphen (1911–1954), French mathematician
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Eugène Halphen (1820–1912), French historian, poet and book editor
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Fernand Halphen (1872–1917), French composer
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Georges Henri Halphen (1844–1889), French mathematician
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Gustave Halphen
Gustave Halphen (3 March 1810 in Paris–21 February 1872 in Paris) was a French diplomat and merchant.
He served as the Consul-General of France to the Sublime Porte ( Istanbul). He served from 1852 to 1857 as the president and vice president ...
(d. 1872), French diplomat
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Louis Halphen (1880–1950), French medieval-historian
* Baroness
Noémie de Rothschild (1888–1968), born Noémie Halphen, French philanthropist
{{surname, Halphen
Jewish surnames
French-language surnames
Occupational surnames