Marie-Anne Pauline Du Mont, stage name Mademoiselle Lavoy (fl. 1739 – 1793), was a French stage actress.^[1]

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She was engaged at the Comédie-Française in 1734. She became a Sociétaires of the Comédie-Française in 1740. She retired in 1759.

She played the confidants of heroines, secondary heroines and shared character parts with Mademoiselle de La Motte.