- Born on January 25, 1868 in Sion
- Deceased on January 20, 1935 in this municipality, at the age of 66 years
Parents
- Maurice Macognin de La Pierre (1832 - 1907), officier
- Joséphine de Riedmatten (1839 - 1920)
Family
- Married on September 20, 1887 in Sion, with Henri du Fay de Lavallaz (1860 - 1939), issuing
- Marguerite (1889 - )
Henri (1891 - )- Anne Marie (1893 - )
- Joséphine (1894 - )
- Guillaume (1895 - )
- Madeleine (1897 - )
- Private