- Born on July 16, 1858 in Soignies
- Deceased on April 9, 1938 in Silly, at château de Thoricourt, at the age of 79 years
Parents
- Camille Obert de Thieusies (1821 - 1884), vicomte Obert de Thieusies
- Marie de La Coste (1829 - 1908)
Family
- Married on April 21, 1887 in Brussels, with Louise Christyn de Ribaucourt (1866 - 1952), issuing
Élisabeth (1892 - 1945)