Born: February 28, 1841, Lumigny-Nesles-Ormeaux, France
Died: October 6, 1914 (age 73 years), Bordeaux, France
Grandchildren: Kilian Hennessy, Patrick Hennessy, and Jacqueline de Chimay
Children: Bertrand de Mun and Marguerite de Mun
Great grandchildren: Gilles Hennessy, Catherine Hennessy, Gerald Hennessy, and more
Organization founded: Society of Catholic Worker Circles
Grandparents: Auguste, comte de La Ferronays, Emilie d'Ursel, Albertine de Montsoreau, and more