- Born on October 16, 1881 in Le Rheu, at château de Mauvoisin
- Deceased in 1954 in Malestroit, at the approximate age of 72 years
Parents
- Ernest de Tanoüarn ( - aft. 1924)
- Louise de Béchenec (1851 - 1912), dame de Mauvoisin
Occupations
- religieuse hospitalière au couvent de Saint-Yves de Rennes