diuszesa de Coigny

Duchess of Coigny – Henrietta, née Dalrymple-Hamilton, daughter of the 4^th Baronet, Sir John, from 1822 wife of Auguste Gustave de Franquetot, Duke of Coigny, mother of four children: Louise, Georgiana, Evelina and Marie. The title Dalrymple-Hamilton, inherited by the family since 1697, was established for the baronets of Nova Scotia.