Charlotte de Biencourt 
Her married name became de Cossé-Brissac.
Louise de Cossé-Brissac 
Her married name became de Bourbon.
Child of Louise de Cossé-Brissac and Louis de Bourbon
- Isabelle de Bourbon b. 9 Nov 1886, d. 23 Dec 1946
Louis de Bourbon 
Child of Louis de Bourbon and Louise de Cossé-Brissac
- Isabelle de Bourbon b. 9 Nov 1886, d. 23 Dec 1946
Isabelle de Bourbon 
Elisabeth de Gontaut-Biron 
Her married name became de Mandat-Grancey.
Children of Elisabeth de Gontaut-Biron and Charles de Mandat-Grancey
- Guillaume de Mandat-Grancey+ b. 17 Apr 1864, d. 21 Jan 1948
- Laurence de Mandat-Grancey+ b. 24 Feb 1867, d. 19 Jul 1953
- Antonin de Mandat-Grancey+ b. 10 Sep 1872, d. 8 Apr 1939
Charles de Mandat-Grancey 
Children of Charles de Mandat-Grancey and Elisabeth de Gontaut-Biron
- Guillaume de Mandat-Grancey+ b. 17 Apr 1864, d. 21 Jan 1948
- Laurence de Mandat-Grancey+ b. 24 Feb 1867, d. 19 Jul 1953
- Antonin de Mandat-Grancey+ b. 10 Sep 1872, d. 8 Apr 1939
Guillaume de Mandat-Grancey 
Children of Guillaume de Mandat-Grancey and Sarolta Gräfin Erdödy
- Martial de Mandat-Grancey b. 7 Apr 1895
- Jean Charles de Mandat-Grancey b. 21 Apr 1896, d. 4 Dec 1916
- Marie de Mandat-Grancey+ b. 30 Jul 1897
- Madeleine de Mandat-Grancey+ b. 4 Aug 1902
Sarolta Gräfin Erdödy 
Her married name became de Mandat-Grancey.
Children of Sarolta Gräfin Erdödy and Guillaume de Mandat-Grancey
- Martial de Mandat-Grancey b. 7 Apr 1895
- Jean Charles de Mandat-Grancey b. 21 Apr 1896, d. 4 Dec 1916
- Marie de Mandat-Grancey+ b. 30 Jul 1897
- Madeleine de Mandat-Grancey+ b. 4 Aug 1902
Martial de Mandat-Grancey
Jean Charles de Mandat-Grancey

He fought in the First World War.
