They had seven children:[citation needed] Marie-Claire was described as kind, merciful and natural, with an elegant and cordial manner.
She was a great opponent of Dessalines' policy toward the white French people of Haiti; she saw to the needs of the prisoners, and she did not hesitate, despite her husband's anger, to save many of them from battle wounds suffered during the revolution war.
As the property of her late husband was confiscated, she lived in poverty in Saint-Marc until August 1843, when she was granted a pension 1,200 gourdes.
In 1849, when Faustin I of Haiti became Emperor, he idealized the late Dessalines and enlarged Marie-Claire's pension as a sign of his admiration.
Soon after the 2010 Haiti earthquake, the non-profit organization Friends of Fondation Félicité was set up to support FF in helping the Haitian people to rebuild their country.