Louis Charles Marie de La Trémoille
Louis Charles Marie de La Trémoille (28 March 1863–17 June 1921), 10th duc de Thouars, was a French nobleman and the son of Louis Charles de La Trémoille and his wife, Marguerite-Jeanne Tanneguy-Duchâtel.
La Trémoille was a deputy for Gironde from 1906 to 1919, and mayor of Margaux from 1904 to 1919. He was a member of the democratic left.
On 1 February 1892, he married Hélène Marie Léonie Pillet-Will (27 January 1875–24 March 1964), the daughter of count Frédéric Pillet-Will, and his wife, Jeanne Marie Clotilde Briatte. They had five children:
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