Genealogy of Pierre Michel Bonjour
| Great grandparents | François Louis Bonjour | Sophie Clemence Chiffelle | ||||||
| Grandparents | Robert Bonjour | Elise-Anna Bonjour | ? Ritschard | Emma Tschanz | ||||
| Parents | Bernard Emile Bonjour (1913 - 1973) | Emma Ritschard (? - 2012) | ||||||
| Person | Pierre Michel Bonjour born on 20 February 1947 | |||||||
| Sibling(s) | Sonia Bonjour (1939) Serge Bernard Bonjour (1940) Eliane Bonjour (1944) | |||||||
| Partner / Progeny | Cosette Hähni (?) | Christelle Carine Bonjour (1973) Raphael Christophe Bonjour (1975) | ||||||