Bonne Marie Félicité de Sérent, Duchess of Sérent née de Montmorency-Luxembourg, was a French courtier. She served as dame d'atour to Princess Élisabeth of France in 1776–92, and as dame d'honneur to Marie Thérèse of France in 1799–1823.
- Occupation
- lady-in-waiting
- Citizenship
- France
- Born
- February 18, 1739
- Died
- February 14, 1823