- Born on December 11, 1867 in Verviers
- Deceased on January 31, 1951, at the age of 83 years
Parents
- Alfred Simonis (1842 - 1931), vicomte Simonis, membre du Sénat de Belgique
- Berthe de Grand Ry (1844 - 1911)
Family
- Married on August 19, 1903 in Namur, at Wierde, with Marie-Thérèse de Moreau (1867 - 1943), issuing
- François (1906 - 1962)
Emmanuelle (1910 - 1993)