She was born in Cossé-en-Champagne in the Mayenne department. Her father died when she was three and she went to stay with her maternal grandmother. She returned to live with her mother the following year, staying at boarding schools where her mother was director
She took the name Mother Yvonne-Aimée of Jesus. At the age of twenty, she joined with the Association of the Children of Mary Immaculate in serving the poor. In March 1927, she entered the convent at Malestroit as a postulant.
In 1935, she was elected mother superior for the community.
She helped Allied soldiers and French resistance fighters during World World War II by sheltering them at the hospital and aiding their escape. She is said to have disguised some Allied airmen as nuns.
In 1946, she established the Federation of the Augustinian monasteries and became its first Superior General. In early 1951, she was planning to visit nuns of the order in Natal, South Africa.
However, she died in February before her departure at the age of 49 from a cerebral hemorrhage in Malestroit.
