Charles Belgique Hollande de La Trémoïlle, 5th Duke of Thouars (May 1655 – 1 June 1709), 5th Duke of Thouars, was a French nobleman.
He was the second child and eldest son of Henri Charles de La Trémoille (son and heir of Henri de La Trémoille, 3rd Duke of Thouars and his wife Marie de La Tour d'Auvergne) and his wife Princess Emilie of Hesse-Kassel (daughter of William V, Landgrave of Hesse-Kassel and his wife Countess Amalie Elisabeth of Hanau-Münzenberg).
His mother and eldest sister fled to the Netherlands.
On 3 April 1675 he married Madeleine de Créquy (1655-1707), daughter and heiress of Charles de Créquy and his wife Anne Armande de Saint Gelais.
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